Pith Number

pith:AC3TNTG2

pith:2004:AC3TNTG2ZOVZ56QMLBCO2YOZT5

not attested not anchored not stored refs pending

Study of the Bipolar Nebula IRAS 19312+1950. I. Mapping Observations

J. Nakashima, N. Kuno, S. Deguchi

arxiv:astro-ph/0401485 v1 · 2004-01-23 · 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{AC3TNTG2ZOVZ56QMLBCO2YOZT5}

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	2026-05-18T01:40:37.405759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00b736ccdacbab9efa0c5844ed61d99f78fe5d8ea757da64ed1b92a8ce2db964

Aliases

arxiv: astro-ph/0401485 · arxiv_version: astro-ph/0401485v1 · doi: 10.48550/arxiv.astro-ph/0401485 · pith_short_12: AC3TNTG2ZOVZ · pith_short_16: AC3TNTG2ZOVZ56QM · pith_short_8: AC3TNTG2

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/AC3TNTG2ZOVZ56QMLBCO2YOZT5 \
  | 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: 00b736ccdacbab9efa0c5844ed61d99f78fe5d8ea757da64ed1b92a8ce2db964

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d714f36b99f3fe638db48871e2d73e36e042beeecbb29ce18d862ff0e7c322e2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-01-23T01:35:25Z",
    "title_canon_sha256": "32b16e0944e8fd3cf8dd3fcd72eaa0ab0d45c8137ce23972f83651a07d725a30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0401485",
    "kind": "arxiv",
    "version": 1
  }
}