Pith Number

pith:34NAIXVZ

pith:2011:34NAIXVZBOVAU2JLE6F27D7YKQ

not attested not anchored not stored refs pending

IVOA Recommendation: Table Access Protocol Version 1.0

Doug Tody, Guy Rixon, Patrick Dowler

arxiv:1110.0497 v1 · 2011-10-03 · 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{34NAIXVZBOVAU2JLE6F27D7YKQ}

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	2026-05-17T23:45:42.042588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df1a045eb90baa0a692b278baf8ff8542c3c5550e5a54cd1a7abfc9d85675dce

Aliases

arxiv: 1110.0497 · arxiv_version: 1110.0497v1 · doi: 10.48550/arxiv.1110.0497 · pith_short_12: 34NAIXVZBOVA · pith_short_16: 34NAIXVZBOVAU2JL · pith_short_8: 34NAIXVZ

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/34NAIXVZBOVAU2JLE6F27D7YKQ \
  | 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: df1a045eb90baa0a692b278baf8ff8542c3c5550e5a54cd1a7abfc9d85675dce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36eb81b34a8d80b71cf66bd40d95b829ba6b55272eb88ac0be3c51edf8eabd88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-10-03T20:56:26Z",
    "title_canon_sha256": "0d89a5671e33a61a48d441b957bc593840a2cae239f6cdd583e820dc18d6b3b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0497",
    "kind": "arxiv",
    "version": 1
  }
}