Pith Number

pith:MGJWU6YR

pith:2014:MGJWU6YRAESSU4ANXDHJY64CAX

not attested not anchored not stored refs pending

An A-based cofibrantly generated model category

Miguel Ottina

arxiv:1405.2086 v1 · 2014-05-08 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MGJWU6YRAESSU4ANXDHJY64CAX}

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	2026-05-18T02:52:13.717650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61936a7b1101252a700db8ce9c7b8205ed95e12832ff00ef375b78c6c30db474

Aliases

arxiv: 1405.2086 · arxiv_version: 1405.2086v1 · doi: 10.48550/arxiv.1405.2086 · pith_short_12: MGJWU6YRAESS · pith_short_16: MGJWU6YRAESSU4AN · pith_short_8: MGJWU6YR

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/MGJWU6YRAESSU4ANXDHJY64CAX \
  | 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: 61936a7b1101252a700db8ce9c7b8205ed95e12832ff00ef375b78c6c30db474

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79e29fdce79a6778a34ccfb2827bc677ee762af94de4a9e8f3f8c134a0c23bec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-05-08T20:04:18Z",
    "title_canon_sha256": "f3656bcc96b90fd0e70d929a8b69b92f9587581cab6e80e04142367b2010908f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2086",
    "kind": "arxiv",
    "version": 1
  }
}