Pith Number

pith:WUOGB3WI

pith:2000:WUOGB3WIZ32NHBSSL37YB32GFJ

not attested not anchored not stored refs pending

Co Detection of the Extremely Red Galaxy HR10

2) Andrea Cimatti (3), (2) MPI f. Extr. Phys. Garching, (3) Osservatorio Astrofisico di Arcetri, (4) IRAM, (5) Sterrenwacht, France, Germany, Grenoble, Huub Roettgering (5) ((1) Osservatorio Astronomico, Italy, Laurent Loinard (4), Leiden, Padova, Paola Andreani (1, the Netherlands)

arxiv:astro-ph/0001254 v1 · 2000-01-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WUOGB3WIZ32NHBSSL37YB32GFJ}

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	2026-05-18T04:21:42.789684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b51c60eec8cef4d386525eff80ef462a49bd0e8eded4acd35503ed2218e5dd4e

Aliases

arxiv: astro-ph/0001254 · arxiv_version: astro-ph/0001254v1 · doi: 10.48550/arxiv.astro-ph/0001254 · pith_short_12: WUOGB3WIZ32N · pith_short_16: WUOGB3WIZ32NHBSS · pith_short_8: WUOGB3WI

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/WUOGB3WIZ32NHBSSL37YB32GFJ \
  | 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: b51c60eec8cef4d386525eff80ef462a49bd0e8eded4acd35503ed2218e5dd4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "632b5589acee7b8781d4ec145853e2c3a86b7e4249c06cd1876ce21b67c28d26",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-01-14T11:36:55Z",
    "title_canon_sha256": "7b4e7bc436f532b68dd877b44b41d11bff487b138c258bab6bc1c0d788fd6dba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0001254",
    "kind": "arxiv",
    "version": 1
  }
}