Pith Number

pith:KT7FUG6J

pith:2009:KT7FUG6J2SICR5W4XQMTSZZZHZ

not attested not anchored not stored refs pending

p-Adic numbers in bioinformatics: from genetic code to PAM-matrix

A.Yu. Khrennikov, S.V. Kozyrev

arxiv:0903.0137 v3 · 2009-03-01 · q-bio.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KT7FUG6J2SICR5W4XQMTSZZZHZ}

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	2026-05-18T04:22:40.549927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54fe5a1bc9d49028f6dcbc193967393e77635c0b157c9d54237e5d0d14ea5c11

Aliases

arxiv: 0903.0137 · arxiv_version: 0903.0137v3 · doi: 10.48550/arxiv.0903.0137 · pith_short_12: KT7FUG6J2SIC · pith_short_16: KT7FUG6J2SICR5W4 · pith_short_8: KT7FUG6J

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/KT7FUG6J2SICR5W4XQMTSZZZHZ \
  | 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: 54fe5a1bc9d49028f6dcbc193967393e77635c0b157c9d54237e5d0d14ea5c11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c68537018d6b367ae0c2c822ec0156d4082e7367f3730a9ef1efb085212050c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2009-03-01T13:02:54Z",
    "title_canon_sha256": "ead029513f968925db5faf64d493e7bd077acd623282f8aa675400e420b9d7ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.0137",
    "kind": "arxiv",
    "version": 3
  }
}