Pith Number

pith:LTLIF6AB

pith:2015:LTLIF6ABKSHA7NXB6DTLHYCOUW

not attested not anchored not stored refs pending

IVOA recommendation: Units in the VO

Francois Ochsenbein, Markus Demleitner, Mireille Louys, Norman Gray, Sebastien Derriere

arxiv:1509.07267 v1 · 2015-09-24 · 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{LTLIF6ABKSHA7NXB6DTLHYCOUW}

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	2026-05-17T23:45:41.647255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cd682f801548e0fb6e1f0e6b3e04ea5b9faad5f1e06fdace4563ddd2c43b013

Aliases

arxiv: 1509.07267 · arxiv_version: 1509.07267v1 · doi: 10.48550/arxiv.1509.07267 · pith_short_12: LTLIF6ABKSHA · pith_short_16: LTLIF6ABKSHA7NXB · pith_short_8: LTLIF6AB

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/LTLIF6ABKSHA7NXB6DTLHYCOUW \
  | 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: 5cd682f801548e0fb6e1f0e6b3e04ea5b9faad5f1e06fdace4563ddd2c43b013

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d1c68040f7c642613906225005cf19ed1122f82ea46212ab486cca0e2ba5aba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-09-24T07:58:50Z",
    "title_canon_sha256": "20eff50866b4f58e1187da50c656b1487d89bad8a0c8dd0bd7831ab56aa6ed43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.07267",
    "kind": "arxiv",
    "version": 1
  }
}