Pith Number

pith:2OJSEC5K

pith:2014:2OJSEC5K5CK5D3AN3NKUSMRYPX

not attested not anchored not stored refs pending

Learning from 25 years of the extensible N-Dimensional Data Format

Brian McIlwrath, David S. Berry, Frossie Economou, Keith Shortridge, Malcolm J. Currie, Mark B. Taylor, Norman Gray, Patrick T. Wallace, Peter W. Draper, Rodney F. Warren-Smith, Tim Jenness

arxiv:1410.7513 v1 · 2014-10-28 · 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{2OJSEC5K5CK5D3AN3NKUSMRYPX}

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	2026-05-18T02:31:59.105796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d393220baae895d1ec0ddb554932387dede5f9122abea31c0bdfa9b69b9ef83f

Aliases

arxiv: 1410.7513 · arxiv_version: 1410.7513v1 · doi: 10.48550/arxiv.1410.7513 · pith_short_12: 2OJSEC5K5CK5 · pith_short_16: 2OJSEC5K5CK5D3AN · pith_short_8: 2OJSEC5K

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/2OJSEC5K5CK5D3AN3NKUSMRYPX \
  | 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: d393220baae895d1ec0ddb554932387dede5f9122abea31c0bdfa9b69b9ef83f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62f64c31ba9e73f8f1df35212f25a92726da1e1b33bf56f9c8a98cd0a143764e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-10-28T04:47:05Z",
    "title_canon_sha256": "548ed5788f6399342e7c6967f29a77e74a85cff327528b66eb81a355b0fb9af5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7513",
    "kind": "arxiv",
    "version": 1
  }
}