Pith Number

pith:OE74T2DU

pith:2026:OE74T2DUSTGA6H5NPPM4N7DQDA

not attested not anchored not stored refs pending

Towards chemistries in dynamical systems

Martin Biehl, Nathaniel Virgo

arxiv:2607.19090 v1 · 2026-07-21 · cs.DM · cs.NE · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OE74T2DUSTGA6H5NPPM4N7DQDA}

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	2026-07-22T01:24:08.099029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

713fc9e87494cc0f1fad7bd9c6fc7018326bceb374e91189172569ade434babd

Aliases

arxiv: 2607.19090 · arxiv_version: 2607.19090v1 · doi: 10.48550/arxiv.2607.19090 · pith_short_12: OE74T2DUSTGA · pith_short_16: OE74T2DUSTGA6H5N · pith_short_8: OE74T2DU

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/OE74T2DUSTGA6H5NPPM4N7DQDA \
  | 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: 713fc9e87494cc0f1fad7bd9c6fc7018326bceb374e91189172569ade434babd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87e44ff555020fa327cd1f4b02c1d625dc808c6d8ccdea3c467400e8cb87a373",
    "cross_cats_sorted": [
      "cs.NE",
      "nlin.PS"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2026-07-21T13:29:54Z",
    "title_canon_sha256": "cbbb64f48402a94ed496a252046b01b657df28313418f2ac0e432c15aeafc0ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.19090",
    "kind": "arxiv",
    "version": 1
  }
}