Pith Number

pith:A3KFICH5

pith:2013:A3KFICH5N2MBREFZBORGQ5OEEF

not attested not anchored not stored refs pending

The quest for self-consistency in hydrogen-bond definitions

Diego Prada-Gracia, Francesco Rao, Roman Shevchuk

arxiv:1305.3060 v2 · 2013-05-14 · physics.chem-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{A3KFICH5N2MBREFZBORGQ5OEEF}

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	2026-05-18T03:15:18.084235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06d45408fd6e981890b90ba26875c421423b19686c1757247fdcf71518910d6f

Aliases

arxiv: 1305.3060 · arxiv_version: 1305.3060v2 · doi: 10.48550/arxiv.1305.3060 · pith_short_12: A3KFICH5N2MB · pith_short_16: A3KFICH5N2MBREFZ · pith_short_8: A3KFICH5

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/A3KFICH5N2MBREFZBORGQ5OEEF \
  | 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: 06d45408fd6e981890b90ba26875c421423b19686c1757247fdcf71518910d6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dc6779d9cd8deb75b3c4fdaf499e07300f722bec8389892becc04ab3f3d4dff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2013-05-14T08:38:37Z",
    "title_canon_sha256": "1959bde33077d31658e77c6da48aad41590be5a49423563583b3e95bb1826480"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3060",
    "kind": "arxiv",
    "version": 2
  }
}