Pith Number

pith:U3O5QXEC

pith:2014:U3O5QXECNAOZ7WGYI22BMWGPJM

not attested not anchored not stored refs pending

Topological Data Analysis and Cosheaves

Justin Curry

arxiv:1411.0613 v2 · 2014-11-03 · 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{U3O5QXECNAOZ7WGYI22BMWGPJM}

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	2026-05-18T02:25:40.117773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6ddd85c82681d9fd8d846b41658cf4b060a208f4579697a2acfe9ab4c54e5b5

Aliases

arxiv: 1411.0613 · arxiv_version: 1411.0613v2 · doi: 10.48550/arxiv.1411.0613 · pith_short_12: U3O5QXECNAOZ · pith_short_16: U3O5QXECNAOZ7WGY · pith_short_8: U3O5QXEC

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/U3O5QXECNAOZ7WGYI22BMWGPJM \
  | 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: a6ddd85c82681d9fd8d846b41658cf4b060a208f4579697a2acfe9ab4c54e5b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f5e1489323d6ef04cf57447487a902bf8ad003fa79886a30e80eb2071a9a50d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-11-03T19:13:46Z",
    "title_canon_sha256": "474c4fbc48ba777f8f193337a660a9d1728f8aa943e7e18afb4dce4ecb680c36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.0613",
    "kind": "arxiv",
    "version": 2
  }
}