Pith Number

pith:O5EJQIN7

pith:2022:O5EJQIN7LXY6OWKWRFXMI4SFQ3

not attested not anchored not stored refs pending

The on-ground data reduction and calibration pipeline for SO/PHI-HRT

A. Alvarez-Herrero, A. Fern\'andez-Medina, A. Gandorfer, A. Korpi-Lagg, A. L\'opez Jim\'enez, A. Moreno Vacas, B. Fiethe, B. Grauf, D. Calchetti, D. Germerott, D. Orozco Su\'arez, E. Nakai, E. Sanchis Kilders, F. Kahil, G. Fernandez-Rico, G. Valori, H. Michalik, H. Strecker, I. P\'erez-Grande, I. Torralbo, J. Blanco Rodr\'iguez, J. C. del Toro Iniesta, J. Hirzberger, J. L. Gasent Blesa, J. M. G\'omez Cama, J. Schou, J. Sinjan, J. Staub, J. Woch, K. Albert, K. Heerlein, L. Gizon, L. Guerrero, L. R. Bellot Rubio, M. Balaguer Jim\'enez, M. Carmona, M. Kolleck, N. Albelo Jorge, P. Garc\'ia Parejo, P. Gutierrez Marquez, R. Meller, R. M\"uller, R. Volkmer, S. K. Solanki, T. Appourchaux, T. Lange, T. Maue, U. Sch\"uhle, W. Deutsch, W. Schmidt

arxiv:2208.14904 v1 · 2022-08-31 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5EJQIN7LXY6OWKWRFXMI4SFQ3}

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	2026-07-05T04:53:36.562521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77489821bf5df1e75956896ec4724586d5c20d2c5cc7e67f92b10d4669a57768

Aliases

arxiv: 2208.14904 · arxiv_version: 2208.14904v1 · doi: 10.48550/arxiv.2208.14904 · pith_short_12: O5EJQIN7LXY6 · pith_short_16: O5EJQIN7LXY6OWKW · pith_short_8: O5EJQIN7

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/O5EJQIN7LXY6OWKWRFXMI4SFQ3 \
  | 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: 77489821bf5df1e75956896ec4724586d5c20d2c5cc7e67f92b10d4669a57768

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea2f94ab4dd79028360a1d6bef558cedc241a224bb6040064d5fc9d84e72fde4",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-08-31T14:57:22Z",
    "title_canon_sha256": "30cc5f86163d6c88595e6ace56bf83029b98599fb5156604126189056962cf92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.14904",
    "kind": "arxiv",
    "version": 1
  }
}