Pith Number

pith:EIAGSZY5

pith:2014:EIAGSZY5E7FPELZMFJHPP4O6PX

not attested not anchored not stored refs pending

Optical atomic clocks

C. W. Oates, G. M. Tino, N. Poli, P. Gill

arxiv:1401.2378 v2 · 2014-01-10 · 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{EIAGSZY5E7FPELZMFJHPP4O6PX}

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	2026-05-18T03:02:33.633727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

220069671d27caf22f2c2a4ef7f1de7dce2801018bb13a263b79703b777f822c

Aliases

arxiv: 1401.2378 · arxiv_version: 1401.2378v2 · doi: 10.48550/arxiv.1401.2378 · pith_short_12: EIAGSZY5E7FP · pith_short_16: EIAGSZY5E7FPELZM · pith_short_8: EIAGSZY5

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/EIAGSZY5E7FPELZMFJHPP4O6PX \
  | 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: 220069671d27caf22f2c2a4ef7f1de7dce2801018bb13a263b79703b777f822c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a246fcb2a037b78ef0c592abda0966e1d07d18ae4c9c675e19b6cc52e153dfd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-01-10T15:44:57Z",
    "title_canon_sha256": "7d95522f0598affe3ac6215efb663f7c5c8e475a0333ea05b80dac588a496516"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2378",
    "kind": "arxiv",
    "version": 2
  }
}