Pith Number

pith:HPBDR4P4

pith:2014:HPBDR4P47QDHU6SHDCS46ZHLTX

not attested not anchored not stored refs pending

Coisotropic Pairs

Alan Weinstein, Jonathan Lorand

arxiv:1408.5620 v1 · 2014-08-24 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HPBDR4P47QDHU6SHDCS46ZHLTX}

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	2026-05-18T02:44:24.711357Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bc238f1fcfc067a7a4718a5cf64eb9dd1984907210a831f11abfccf83ace2bd

Aliases

arxiv: 1408.5620 · arxiv_version: 1408.5620v1 · doi: 10.48550/arxiv.1408.5620 · pith_short_12: HPBDR4P47QDH · pith_short_16: HPBDR4P47QDHU6SH · pith_short_8: HPBDR4P4

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/HPBDR4P47QDHU6SHDCS46ZHLTX \
  | 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: 3bc238f1fcfc067a7a4718a5cf64eb9dd1984907210a831f11abfccf83ace2bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b987acbf5a29ed97fd8241602ccaaec05e36bd445512322245c2a81883e300a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2014-08-24T17:34:44Z",
    "title_canon_sha256": "e12094c06afbd20096bb9fae2130fa87d0b99537c6db365487ad1b63d60bac52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5620",
    "kind": "arxiv",
    "version": 1
  }
}