Pith Number

pith:BKLRVYEO

pith:2017:BKLRVYEOTG6WJAMTE3PBU744I3

not attested not anchored not stored refs pending

Homotopical Algebra in Categories with Enough Projectives

Ged Corob Cook

arxiv:1703.00569 v2 · 2017-03-02 · 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{BKLRVYEOTG6WJAMTE3PBU744I3}

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	2026-05-18T00:21:55.130138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a971ae08e99bd64819326de1a7f9c46e72f4a266b686adf5d9d6ca68b6a2e7e

Aliases

arxiv: 1703.00569 · arxiv_version: 1703.00569v2 · doi: 10.48550/arxiv.1703.00569 · pith_short_12: BKLRVYEOTG6W · pith_short_16: BKLRVYEOTG6WJAMT · pith_short_8: BKLRVYEO

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/BKLRVYEOTG6WJAMTE3PBU744I3 \
  | 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: 0a971ae08e99bd64819326de1a7f9c46e72f4a266b686adf5d9d6ca68b6a2e7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d292493981abcfd6f672fdcb2d11f358517bdd2e379cf10bdddc77907319bdd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2017-03-02T01:00:17Z",
    "title_canon_sha256": "dcb4822b1ef561464b38a11d39a7ab49bc54e710c8a1f4d752f107709c97f49b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.00569",
    "kind": "arxiv",
    "version": 2
  }
}