Pith Number

pith:3XPZ7ZGR

pith:2013:3XPZ7ZGRNXUIGDST6EO47WZ6GT

not attested not anchored not stored refs pending

Geometric description of chemical reactions

Diego Tapias, Hernando Quevedo

arxiv:1301.0262 v1 · 2013-01-02 · math-ph · math.DG · math.MP · 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{3XPZ7ZGRNXUIGDST6EO47WZ6GT}

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	2026-05-18T03:37:27.398521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dddf9fe4d16de8830e53f11dcfdb3e34c86385c9964487269bc86ef89ff89580

Aliases

arxiv: 1301.0262 · arxiv_version: 1301.0262v1 · doi: 10.48550/arxiv.1301.0262 · pith_short_12: 3XPZ7ZGRNXUI · pith_short_16: 3XPZ7ZGRNXUIGDST · pith_short_8: 3XPZ7ZGR

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/3XPZ7ZGRNXUIGDST6EO47WZ6GT \
  | 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: dddf9fe4d16de8830e53f11dcfdb3e34c86385c9964487269bc86ef89ff89580

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc5a30d8a1b98f993b81d2c5343b24e6fdc2f8c7616803af389e0bb0389006c5",
    "cross_cats_sorted": [
      "math.DG",
      "math.MP",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-01-02T16:57:12Z",
    "title_canon_sha256": "06f2943aaa24956663260034a57d4f51e7049d1c49f59ba19c70eb8ff18f5a60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.0262",
    "kind": "arxiv",
    "version": 1
  }
}