Pith Number

pith:TCZCXIMG

pith:2018:TCZCXIMGA4TXLKWUL5J5COICDQ

not attested not anchored not stored refs pending

Elucidating the NuclearQuantum Dynamics of Intramolecular Double Hydrogen Transfer in Porphycene

Jeremy O. Richardson, Mariana Rossi, Takashi Kumagai, Yair Litman

arxiv:1810.05681 v2 · 2018-10-12 · 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{TCZCXIMGA4TXLKWUL5J5COICDQ}

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	2026-05-17T23:54:53.601371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98b22ba186072775aad45f53d139021c0d42e0b8dbf961325776f9d144f9e708

Aliases

arxiv: 1810.05681 · arxiv_version: 1810.05681v2 · doi: 10.48550/arxiv.1810.05681 · pith_short_12: TCZCXIMGA4TX · pith_short_16: TCZCXIMGA4TXLKWU · pith_short_8: TCZCXIMG

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/TCZCXIMGA4TXLKWUL5J5COICDQ \
  | 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: 98b22ba186072775aad45f53d139021c0d42e0b8dbf961325776f9d144f9e708

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07e59a254251a9188d1c3577c42b9681ef61085cceee6603ba637db51bb3ecf8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2018-10-12T19:01:08Z",
    "title_canon_sha256": "3d7d8f6113f647d24c7a76d52681f2a224fc80436e5efe935c6bde9d635dbc3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05681",
    "kind": "arxiv",
    "version": 2
  }
}