Pith Number

pith:SWBPZX3D

pith:2014:SWBPZX3DRKDT4ZPUQOYD4KP6JG

not attested not anchored not stored refs pending

Selective Categories and Linear Canonical Relations

Alan Weinstein, David Li-Bland

arxiv:1401.7302 v4 · 2014-01-28 · math.SG · 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{SWBPZX3DRKDT4ZPUQOYD4KP6JG}

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	2026-05-18T02:39:23.874341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9582fcdf638a873e65f483b03e29fe498f100099199fbe6b2910cb52c5c187be

Aliases

arxiv: 1401.7302 · arxiv_version: 1401.7302v4 · doi: 10.48550/arxiv.1401.7302 · pith_short_12: SWBPZX3DRKDT · pith_short_16: SWBPZX3DRKDT4ZPU · pith_short_8: SWBPZX3D

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/SWBPZX3DRKDT4ZPUQOYD4KP6JG \
  | 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: 9582fcdf638a873e65f483b03e29fe498f100099199fbe6b2910cb52c5c187be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3afe80b0a105357b9c45c98d9b5c89b6c7c1292e9f1cf747de2e503a409cb62f",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2014-01-28T19:27:26Z",
    "title_canon_sha256": "720b5ba526c36fb4b0ed711ee5f374cb1d42d8bb70172c9477f06c54f6992422"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7302",
    "kind": "arxiv",
    "version": 4
  }
}