Pith Number

pith:6PUJEOU3

pith:2016:6PUJEOU3V5CIIID4ADGJ4IVSHH

not attested not anchored not stored refs pending

Georges Lema\^itre: Life, Science and Legacy

Simon Mitton

arxiv:1612.03003 v1 · 2016-12-09 · physics.hist-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{6PUJEOU3V5CIIID4ADGJ4IVSHH}

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	2026-05-18T00:55:27.705869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3e8923a9baf4484207c00cc9e22b239c3213f88a3b78b359dfad4bde7556211

Aliases

arxiv: 1612.03003 · arxiv_version: 1612.03003v1 · doi: 10.48550/arxiv.1612.03003 · pith_short_12: 6PUJEOU3V5CI · pith_short_16: 6PUJEOU3V5CIIID4 · pith_short_8: 6PUJEOU3

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/6PUJEOU3V5CIIID4ADGJ4IVSHH \
  | 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: f3e8923a9baf4484207c00cc9e22b239c3213f88a3b78b359dfad4bde7556211

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c43f1b0fe46fe23cf538fe16a326549a3ddf17cff29f6f85d7e3896184106bc4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2016-12-09T12:53:10Z",
    "title_canon_sha256": "a4dc448378165480dfeb455b7617ba156a1b199a7675c14850161437202e130a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.03003",
    "kind": "arxiv",
    "version": 1
  }
}