Pith Number

pith:LOQEGCZD

pith:2003:LOQEGCZD4CEKBTWY66PWJDXY4Y

not attested not anchored not stored refs pending

Intersection Alexander polynomials

Greg Friedman

arxiv:math/0307153 v1 · 2003-07-10 · math.GT · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LOQEGCZD4CEKBTWY66PWJDXY4Y}

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	2026-05-18T04:25:26.501235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ba0430b23e088a0ced8f79f648ef8e636462128ed6bfd72771f024db5f7c091

Aliases

arxiv: math/0307153 · arxiv_version: math/0307153v1 · doi: 10.48550/arxiv.math/0307153 · pith_short_12: LOQEGCZD4CEK · pith_short_16: LOQEGCZD4CEKBTWY · pith_short_8: LOQEGCZD

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/LOQEGCZD4CEKBTWY66PWJDXY4Y \
  | 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: 5ba0430b23e088a0ced8f79f648ef8e636462128ed6bfd72771f024db5f7c091

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "525fbbd1c2df06716995be11b4fc36011c8bc1a3ca45a4bef0b6054b5410e258",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "2003-07-10T23:29:32Z",
    "title_canon_sha256": "3635c333a8e5c3ffe8a399fdccf7aaaab54e06811c2687e60583a863752f0725"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0307153",
    "kind": "arxiv",
    "version": 1
  }
}