Pith Number

pith:GA4LNCX6

pith:1995:GA4LNCX6OMOR2EXRW4MTHX3PAN

not attested not anchored not stored refs pending

VLSI layouts and DNA physical mappings

Michael J. Dinneen

arxiv:math/9503221 v1 · 1995-03-16 · math.CO · q-bio

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GA4LNCX6OMOR2EXRW4MTHX3PAN}

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	2026-05-18T01:05:50.357656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3038b68afe731d1d12f1b71933df6f037641a3b46eb26ff6a29206671cbdfc8b

Aliases

arxiv: math/9503221 · arxiv_version: math/9503221v1 · doi: 10.48550/arxiv.math/9503221 · pith_short_12: GA4LNCX6OMOR · pith_short_16: GA4LNCX6OMOR2EXR · pith_short_8: GA4LNCX6

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/GA4LNCX6OMOR2EXRW4MTHX3PAN \
  | 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: 3038b68afe731d1d12f1b71933df6f037641a3b46eb26ff6a29206671cbdfc8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9661d2b9e22b6373b9cb577e8d3fac4afd139b474f96dfe2b4185ea3ffbf4ce",
    "cross_cats_sorted": [
      "q-bio"
    ],
    "license": "",
    "primary_cat": "math.CO",
    "submitted_at": "1995-03-16T00:00:00Z",
    "title_canon_sha256": "5bd45ca82d76158c392229021c40b4893bbacc98c817342c3d2da2229ac5d345"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9503221",
    "kind": "arxiv",
    "version": 1
  }
}