Pith Number

pith:FPFKQHM6

pith:2021:FPFKQHM6L4PWWRHKMPIIJQDEL5

not attested not anchored not stored refs pending

PENELLOPE: the ESO data legacy program to complement the Hubble UV Legacy Library of Young Stars (ULLYSES) I. Survey presentation and accretion properties of Orion OB1 and $\sigma$-Orionis

A. Banzatti, A. Caratti o Garatti, A. Frasca, \'A. K\'osp\'al, A. Miotello, A. Sicilia-Aguilar, B. Ercolano, B. Nisini, B. Stelzer, C. Briceno, C. C. Espaillat, C. Dougados, C.F. Manara, C. Ginski, D. Coffey, D. Fedele, E. Covino, E. Fiorellino, E. Rigliaco, E. Sanchis, F. Bacciotti, F.M. Walter, G.A.J. Hussain, G. Beccari, G.J. Herczeg, G. Lodato, G.P. Rosotti, G. Zsidi, H.M. G\"unther, H. M. J. Boffin, I. Mendigut\'ia, J. ALonso-Santiago, J. Bouvier, J. Campbell-White, J. Eisl\"offel, J. Erkal, J.F. Gameiro, J. Hernandez, J.M. Alcal\'a, J. P. Williams, J.S. Vink, K. Biazzo, K. France, K. Grankin, K. Mauc\'o, L.A. Hillenbrand, L. Hartmann, L. Spina, L. Testi, {\L}. Tychoniec, L. Venuti, M. Benisty, M. Fang, M. Gangi, M. Koutoulaki, M.M. James, M. Robberto, M. Siwak, N. Arulanantham, N. Calvet, P. \'Abrah\'am, P.C. Schneider, P. McGinnis, R.D. Oudmaijer, R. Garcia Lopez, R. Mentel, S. Antoniucci, S. Cabrit, S. Facchini, T. Giannini, T. Thanathibodee, W.J. Fischer

arxiv:2103.12446 v2 · 2021-03-23 · astro-ph.SR · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FPFKQHM6L4PWWRHKMPIIJQDEL5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T02:53:38.982539Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bcaa81d9e5f1f6b44ea63d084c0645f5070855666e493f20ee24211938347aa

Aliases

arxiv: 2103.12446 · arxiv_version: 2103.12446v2 · doi: 10.48550/arxiv.2103.12446 · pith_short_12: FPFKQHM6L4PW · pith_short_16: FPFKQHM6L4PWWRHK · pith_short_8: FPFKQHM6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FPFKQHM6L4PWWRHKMPIIJQDEL5 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2bcaa81d9e5f1f6b44ea63d084c0645f5070855666e493f20ee24211938347aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7c51391b487cc708a080e369af4d9f952e6d0dbf52b4a8f543f4837dfbfea5c",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-03-23T10:52:06Z",
    "title_canon_sha256": "f582fb1621621242dbe396512bf10b13daaa4f0c3fecae22fbcc560b2a0152ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.12446",
    "kind": "arxiv",
    "version": 2
  }
}