Pith Number

pith:GOUUNTLN

pith:2016:GOUUNTLNVAV2ZNPOKPLSKVSF2B

not attested not anchored not stored refs pending

Vectors of matroids over tracts

Laura Anderson

arxiv:1607.04868 v4 · 2016-07-17 · math.CO · math.AG · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GOUUNTLNVAV2ZNPOKPLSKVSF2B}

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	2026-05-18T00:10:13.993774Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33a946cd6da82bacb5ee53d7255645d0463c9395b1a5d66046d70f4d4a24bb31

Aliases

arxiv: 1607.04868 · arxiv_version: 1607.04868v4 · doi: 10.48550/arxiv.1607.04868 · pith_short_12: GOUUNTLNVAV2 · pith_short_16: GOUUNTLNVAV2ZNPO · pith_short_8: GOUUNTLN

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/GOUUNTLNVAV2ZNPOKPLSKVSF2B \
  | 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: 33a946cd6da82bacb5ee53d7255645d0463c9395b1a5d66046d70f4d4a24bb31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b474963e50c998b2358fb5b60694ce03ff1b52d39db16e21e08a3a30ef162467",
    "cross_cats_sorted": [
      "math.AG",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-07-17T13:20:19Z",
    "title_canon_sha256": "979ef8542a1361a0342e5075bb5962995fa82ca76e77df0f103acb982336dc56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.04868",
    "kind": "arxiv",
    "version": 4
  }
}