Pith Number

pith:MCCGFY55

pith:2010:MCCGFY555FFGR3NONNOHLFEY3N

not attested not anchored not stored refs pending

Discretized configurations and partial partitions

Aaron Abrams, David Gay, Valerie Hower

arxiv:1009.2935 v2 · 2010-09-15 · math.GT · math.AT · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MCCGFY555FFGR3NONNOHLFEY3N}

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	2026-05-18T04:12:02.276185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

608462e3bde94a68edae6b5c759498db732592a490241a5ff718b8037d77ee3a

Aliases

arxiv: 1009.2935 · arxiv_version: 1009.2935v2 · doi: 10.48550/arxiv.1009.2935 · pith_short_12: MCCGFY555FFG · pith_short_16: MCCGFY555FFGR3NO · pith_short_8: MCCGFY55

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/MCCGFY555FFGR3NONNOHLFEY3N \
  | 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: 608462e3bde94a68edae6b5c759498db732592a490241a5ff718b8037d77ee3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab8a5c2f67f9f512413fbad04d4749d5ad20dc5f3a470e7fff98a34bdb41a8ba",
    "cross_cats_sorted": [
      "math.AT",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2010-09-15T14:28:45Z",
    "title_canon_sha256": "978a9c5fa63e3ab67bc1afcebc2119ff8cf8099655b83e6fed4a08fbf3c16988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2935",
    "kind": "arxiv",
    "version": 2
  }
}