Pith Number

pith:BHJB7QDB

pith:2015:BHJB7QDB4MD5D3SZQLCYORXVVC

not attested not anchored not stored refs pending

Notes on (SSP) sets

Laurentiu Paunescu, Satoshi Koike

arxiv:1510.06819 v2 · 2015-10-23 · math.AG · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BHJB7QDB4MD5D3SZQLCYORXVVC}

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	2026-05-18T01:19:29.112517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09d21fc061e307d1ee5982c58746f5a8ae5978fe389bd1e9cc22c44437365482

Aliases

arxiv: 1510.06819 · arxiv_version: 1510.06819v2 · doi: 10.48550/arxiv.1510.06819 · pith_short_12: BHJB7QDB4MD5 · pith_short_16: BHJB7QDB4MD5D3SZ · pith_short_8: BHJB7QDB

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/BHJB7QDB4MD5D3SZQLCYORXVVC \
  | 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: 09d21fc061e307d1ee5982c58746f5a8ae5978fe389bd1e9cc22c44437365482

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07fafa44eaf999b98a7c6739cbb0f6c41d74abec4588587005b405b02e85f252",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-10-23T03:30:04Z",
    "title_canon_sha256": "6aa72b7b7418550991a6c09e09d2d73df386a88612854ac418312bf0d2d3fefa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.06819",
    "kind": "arxiv",
    "version": 2
  }
}