Pith Number

pith:EYJ5MUAU

pith:1995:EYJ5MUAU6VESJQR5SSK2TDQLGI

not attested not anchored not stored refs pending

The Orion OB1 Association II. The Orion-Eridanus Bubble

A.G.A. Brown, CfA), D. Hartmann, W.B. Burton (Sterrewacht Leiden

arxiv:astro-ph/9503016 v1 · 1995-03-03 · 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{EYJ5MUAU6VESJQR5SSK2TDQLGI}

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	2026-05-18T01:07:41.962868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2613d65014f54924c23d9495a98e0b323c580c01e1a9860ef167d7d9a641b806

Aliases

arxiv: astro-ph/9503016 · arxiv_version: astro-ph/9503016v1 · doi: 10.48550/arxiv.astro-ph/9503016 · pith_short_12: EYJ5MUAU6VES · pith_short_16: EYJ5MUAU6VESJQR5 · pith_short_8: EYJ5MUAU

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/EYJ5MUAU6VESJQR5SSK2TDQLGI \
  | 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: 2613d65014f54924c23d9495a98e0b323c580c01e1a9860ef167d7d9a641b806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6ddb4151fdf8602eed6b703eac3e0b3bc01b9fb600902dd4c23c1114e4c4ea4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-03-03T11:45:34Z",
    "title_canon_sha256": "19d88e1412c74bd61fc9d1ab045e44566b2c6fb2971bb2ac9a7d734fe2f93feb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9503016",
    "kind": "arxiv",
    "version": 1
  }
}