Pith Number

pith:SE2LIXTK

pith:2005:SE2LIXTKUCRNSJKA5Y7RZM4VRX

not attested not anchored not stored refs pending

Ambiguous model learning made unambiguous with 1/f priors

Gurinder Singh Atwal, William Bialek

arxiv:q-bio/0512040 v1 · 2005-12-23 · q-bio.OT · q-bio.NC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SE2LIXTKUCRNSJKA5Y7RZM4VRX}

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	2026-07-04T14:52:23.144618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9134b45e6aa0a2d92540ee3f1cb3958dee645f6e28c226e60b5f96132e68667b

Aliases

arxiv: q-bio/0512040 · arxiv_version: q-bio/0512040v1 · doi: 10.48550/arxiv.q-bio/0512040 · pith_short_12: SE2LIXTKUCRN · pith_short_16: SE2LIXTKUCRNSJKA · pith_short_8: SE2LIXTK

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/SE2LIXTKUCRNSJKA5Y7RZM4VRX \
  | 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: 9134b45e6aa0a2d92540ee3f1cb3958dee645f6e28c226e60b5f96132e68667b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0d2ba35cd4aa4d4003d77b9ce0fd2f9fb0088c1fce6577f623f26ec9e241fad",
    "cross_cats_sorted": [
      "q-bio.NC"
    ],
    "license": "",
    "primary_cat": "q-bio.OT",
    "submitted_at": "2005-12-23T06:25:39Z",
    "title_canon_sha256": "189c6d7a887fb0fec99340f4f0623862605ce26bf6b071764beb5a34c9ea8d4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-bio/0512040",
    "kind": "arxiv",
    "version": 1
  }
}