Pith Number

pith:ZEKVODQK

pith:2014:ZEKVODQKKPXRTM5QKESOOYSD4B

not attested not anchored not stored refs pending

Contributing to TAI with a Secondary Representation of the SI Second

Andr\'e Clairon, Jocelyne Gu\'ena, Michel Abgrall, S\'ebastien Bize

arxiv:1401.7976 v1 · 2014-01-29 · physics.atom-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{ZEKVODQKKPXRTM5QKESOOYSD4B}

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	2026-05-18T03:00:37.733782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c915570e0a53ef19b3b05124e76243e07c07d60d8dc09a01b03226e1870c80f6

Aliases

arxiv: 1401.7976 · arxiv_version: 1401.7976v1 · doi: 10.48550/arxiv.1401.7976 · pith_short_12: ZEKVODQKKPXR · pith_short_16: ZEKVODQKKPXRTM5Q · pith_short_8: ZEKVODQK

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/ZEKVODQKKPXRTM5QKESOOYSD4B \
  | 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: c915570e0a53ef19b3b05124e76243e07c07d60d8dc09a01b03226e1870c80f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb043aa5c89118a80612f693609c3441ec2ca5ad28e1a226cea21f2e409f2c7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-01-29T20:28:54Z",
    "title_canon_sha256": "4f5029b0c60b3bd4d8d64f3d944d487f0aacd6e16eda073f7da4249f2815115b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7976",
    "kind": "arxiv",
    "version": 1
  }
}