Pith Number

pith:CPZRJ66J

pith:2022:CPZRJ66JJF2EXH3CPWZFPG2EKR

not attested not anchored not stored refs pending

Equivariant cohomology and conditional oriented matroids

Galen Dorpalen-Barry, Jidong Wang, Nicholas Proudfoot

arxiv:2208.04855 v1 · 2022-08-09 · 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{CPZRJ66JJF2EXH3CPWZFPG2EKR}

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	2026-07-05T04:47:20.013638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13f314fbc949744b9f627db2579b44544cc309709b38c6396cf4ce5bde0846e0

Aliases

arxiv: 2208.04855 · arxiv_version: 2208.04855v1 · doi: 10.48550/arxiv.2208.04855 · pith_short_12: CPZRJ66JJF2E · pith_short_16: CPZRJ66JJF2EXH3C · pith_short_8: CPZRJ66J

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/CPZRJ66JJF2EXH3CPWZFPG2EKR \
  | 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: 13f314fbc949744b9f627db2579b44544cc309709b38c6396cf4ce5bde0846e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f23de863ae0b7c16bdb67cad149c32947209487d8d63f89b1f70dc95e6d12371",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2022-08-09T15:34:21Z",
    "title_canon_sha256": "144a76ecf9ceeb4124435a42effb04a742b704be4a044a9cec011193a60951f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.04855",
    "kind": "arxiv",
    "version": 1
  }
}