Pith Number

pith:QE4I4EJN

pith:2018:QE4I4EJNFBVEXUCYWRWGLACHSF

not attested not anchored not stored refs pending

Computing with Chemical Reaction Networks: A Tutorial

Robert Brijder

arxiv:1811.10361 v1 · 2018-11-26 · cs.ET

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QE4I4EJNFBVEXUCYWRWGLACHSF}

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	2026-05-17T23:59:56.666104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81388e112d286a4bd058b46c6580479144f2dfc665eba5de2bdfacc286fe619e

Aliases

arxiv: 1811.10361 · arxiv_version: 1811.10361v1 · doi: 10.48550/arxiv.1811.10361 · pith_short_12: QE4I4EJNFBVE · pith_short_16: QE4I4EJNFBVEXUCY · pith_short_8: QE4I4EJN

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/QE4I4EJNFBVEXUCYWRWGLACHSF \
  | 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: 81388e112d286a4bd058b46c6580479144f2dfc665eba5de2bdfacc286fe619e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e085ab8093f9ba25384ef0fc449f8018ecfb7ab3c73ddbe1f1f655535af19252",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2018-11-26T13:38:28Z",
    "title_canon_sha256": "e98076de647d5adc73f261a107ad6cdac0ad216d6730cdce06d206699f03733d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.10361",
    "kind": "arxiv",
    "version": 1
  }
}