Pith Number

pith:YLNRMENC

pith:2018:YLNRMENCXQ4A2XZCMAWUHMVNY5

not attested not anchored not stored refs pending

Fibered Categories a la Jean Benabou

Thomas Streicher

arxiv:1801.02927 v20 · 2018-01-09 · 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{YLNRMENCXQ4A2XZCMAWUHMVNY5}

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.

Cited by

1 paper in Pith

Baues-Wirsching Cohomology and Svarc Genus in Small Categories

Receipt and verification

First computed	2026-07-05T06:50:08.433682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2db1611a2bc380d5f22602d43b2adc768c6bd9a17a3b8b3d4d95fea949542f1

Aliases

arxiv: 1801.02927 · arxiv_version: 1801.02927v20 · doi: 10.48550/arxiv.1801.02927 · pith_short_12: YLNRMENCXQ4A · pith_short_16: YLNRMENCXQ4A2XZC · pith_short_8: YLNRMENC

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/YLNRMENCXQ4A2XZCMAWUHMVNY5 \
  | 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: c2db1611a2bc380d5f22602d43b2adc768c6bd9a17a3b8b3d4d95fea949542f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47cf0fcc6b9b1331f455eac98364f0e9c7f872a32f7e9523d7011d972c4648f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2018-01-09T13:31:03Z",
    "title_canon_sha256": "b14ca753347af6055a550336a959604383e4f1cfff96ae2c3f1bd2dfe916d18c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.02927",
    "kind": "arxiv",
    "version": 20
  }
}