Pith Number

pith:IWLO534Q

pith:2014:IWLO534Q2JQMILGVRDGKPCXFO7

not attested not anchored not stored refs pending

Morita cohomology

Julian V. S. Holstein

arxiv:1404.1327 v1 · 2014-03-18 · math.AT · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IWLO534Q2JQMILGVRDGKPCXFO7}

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	2026-05-17T23:40:43.994382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4596eeef90d260c42cd588cca78ae577cf00bcfea14310c8fe9116bf17941bdf

Aliases

arxiv: 1404.1327 · arxiv_version: 1404.1327v1 · doi: 10.48550/arxiv.1404.1327 · pith_short_12: IWLO534Q2JQM · pith_short_16: IWLO534Q2JQMILGV · pith_short_8: IWLO534Q

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/IWLO534Q2JQMILGVRDGKPCXFO7 \
  | 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: 4596eeef90d260c42cd588cca78ae577cf00bcfea14310c8fe9116bf17941bdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c18f3d4c7a3a079beb147fad2508901649679e37e68dade7998cf8458118193",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-03-18T09:10:58Z",
    "title_canon_sha256": "f7b28e9f4a435d70ab5371b43542129c739274b211e964d0a4f0b30521de3bbc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.1327",
    "kind": "arxiv",
    "version": 1
  }
}