Pith Number

pith:PAG3JWDJ

pith:2015:PAG3JWDJBCEPFKJKEXR5QMBFUV

not attested not anchored not stored refs pending

Reedy categories and their generalizations

Michael Shulman

arxiv:1507.01065 v1 · 2015-07-04 · 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{PAG3JWDJBCEPFKJKEXR5QMBFUV}

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

Branching spaces of transverse sets

Receipt and verification

First computed	2026-05-18T01:36:57.959047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

780db4d8690888f2a92a25e3d83025a542225c9cb475304ed85b7a77d5593cf2

Aliases

arxiv: 1507.01065 · arxiv_version: 1507.01065v1 · doi: 10.48550/arxiv.1507.01065 · pith_short_12: PAG3JWDJBCEP · pith_short_16: PAG3JWDJBCEPFKJK · pith_short_8: PAG3JWDJ

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/PAG3JWDJBCEPFKJKEXR5QMBFUV \
  | 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: 780db4d8690888f2a92a25e3d83025a542225c9cb475304ed85b7a77d5593cf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ced98caeca1b73bdfe9533dd9097153d8f5da77b20a2ac3c89508309e5cf6cc",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2015-07-04T05:03:43Z",
    "title_canon_sha256": "8f174b72e4f94646b00d20aa82b4a625586898ed64f2905586a5405a1e2be26b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.01065",
    "kind": "arxiv",
    "version": 1
  }
}