Pith Number

pith:7Z73GTQA

pith:2015:7Z73GTQAEZCS6ULM4MENJAOCHH

not attested not anchored not stored refs pending

Mathematics of the Genome

Indika Rajapakse, Steve Smale

arxiv:1510.00080 v5 · 2015-10-01 · math.DS · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7Z73GTQAEZCS6ULM4MENJAOCHH}

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	2026-05-18T01:16:09.641858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe7fb34e0026452f516ce308d481c239e98e4487baf0620aa5ac13e652cd3af4

Aliases

arxiv: 1510.00080 · arxiv_version: 1510.00080v5 · doi: 10.48550/arxiv.1510.00080 · pith_short_12: 7Z73GTQAEZCS · pith_short_16: 7Z73GTQAEZCS6ULM · pith_short_8: 7Z73GTQA

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/7Z73GTQAEZCS6ULM4MENJAOCHH \
  | 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: fe7fb34e0026452f516ce308d481c239e98e4487baf0620aa5ac13e652cd3af4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d1aaad9d3e632ad00a9f13aee5470a6c872ce70d9cd8c3174a26a2ab3964639",
    "cross_cats_sorted": [
      "q-bio.MN"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2015-10-01T00:41:15Z",
    "title_canon_sha256": "e5e5459c7d22a7f0c1b0db0a1b4115d8f6955a66b3d771811b2b8620a883b6d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.00080",
    "kind": "arxiv",
    "version": 5
  }
}