Pith Number

pith:7KTDKE5K

pith:2014:7KTDKE5KNRSH5M6MAKPQTPAOC5

not attested not anchored not stored refs pending

H2+ and HD+: candidates for a molecular clock

DPM), Jean-Philippe Karr (LKB - Jussieu

arxiv:1403.6925 v1 · 2014-03-27 · 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{7KTDKE5KNRSH5M6MAKPQTPAOC5}

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	2026-05-18T00:50:36.087153Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faa63513aa6c647eb3cc029f09bc0e176eb78b9269dba960592949c6e956ece3

Aliases

arxiv: 1403.6925 · arxiv_version: 1403.6925v1 · doi: 10.48550/arxiv.1403.6925 · pith_short_12: 7KTDKE5KNRSH · pith_short_16: 7KTDKE5KNRSH5M6M · pith_short_8: 7KTDKE5K

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/7KTDKE5KNRSH5M6MAKPQTPAOC5 \
  | 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: faa63513aa6c647eb3cc029f09bc0e176eb78b9269dba960592949c6e956ece3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93bdf4183ba6127b340eb25aad49bf1d63baaf4dda20e4dd11a6e81fab92b2da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2014-03-27T06:30:45Z",
    "title_canon_sha256": "b7173aeaec6f631ab76ff68dc4760b21fa48e8f1cd1b742f03e1ce73f274cc4a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6925",
    "kind": "arxiv",
    "version": 1
  }
}