Pith Number

pith:IHFLINL6

pith:2015:IHFLINL6BLX26VU7TPYWVVBJVI

not attested not anchored not stored refs pending

The PubChemQC Project: a large chemical database from the first principle calculations

Maho Nakata

arxiv:1512.08572 v1 · 2015-12-29 · 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{IHFLINL6BLX26VU7TPYWVVBJVI}

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	2026-05-18T01:23:37.363766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41cab4357e0aefaf569f9bf16ad429aa134a2a4282fd8545dff61038e8e39c34

Aliases

arxiv: 1512.08572 · arxiv_version: 1512.08572v1 · doi: 10.48550/arxiv.1512.08572 · pith_short_12: IHFLINL6BLX2 · pith_short_16: IHFLINL6BLX26VU7 · pith_short_8: IHFLINL6

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/IHFLINL6BLX26VU7TPYWVVBJVI \
  | 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: 41cab4357e0aefaf569f9bf16ad429aa134a2a4282fd8545dff61038e8e39c34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "387d41b8f40e31d79b2a028e7b0308c29206e24eca5f2b21667afc902e3f33bc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2015-12-29T01:31:29Z",
    "title_canon_sha256": "6fc31bf796662efb858df847179458a9da23801db11c340261310e53f9d5ece1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.08572",
    "kind": "arxiv",
    "version": 1
  }
}