Pith Number

pith:ABEXSIIV

pith:2018:ABEXSIIVE5BBCNQZUUUR7RWKVH

not attested not anchored not stored refs pending

Photometric variability of massive young stellar objects. I

A. Caratti o Garatti, C. Contreras Pe\~na, C. Morris, D. Froebrich, G. D. C. Teixeira, J. Borissova, J.F. Gameiro, L. Smith, M. J. P. F. G. Monteiro, M.S.N. Kumar, P. W. Lucas

arxiv:1809.04882 v1 · 2018-09-13 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ABEXSIIVE5BBCNQZUUUR7RWKVH}

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	2026-05-18T00:01:28.330578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00497921152742113619a5291fc6caa9c6a49e1515ec1f8ce79919c9b6abcb75

Aliases

arxiv: 1809.04882 · arxiv_version: 1809.04882v1 · doi: 10.48550/arxiv.1809.04882 · pith_short_12: ABEXSIIVE5BB · pith_short_16: ABEXSIIVE5BBCNQZ · pith_short_8: ABEXSIIV

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/ABEXSIIVE5BBCNQZUUUR7RWKVH \
  | 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: 00497921152742113619a5291fc6caa9c6a49e1515ec1f8ce79919c9b6abcb75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "393230fae41f62b3d075bc1ab12ef17c63ddf12f32d873906eb2b0804389a517",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-13T10:46:14Z",
    "title_canon_sha256": "bc73033dc1bc03ff6f11d2272ba40d61141d1938280a05cb60d1128e3b7fde1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.04882",
    "kind": "arxiv",
    "version": 1
  }
}