Pith Number

pith:5YE2IQPB

pith:2020:5YE2IQPBHWB2EYBENYJSDBVMVH

not attested not anchored not stored refs pending

Primitive point packing

Antoine Deza, Lionel Pournin

arxiv:2006.14228 v1 · 2020-06-25 · math.CO · math.NT · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5YE2IQPBHWB2EYBENYJSDBVMVH}

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	2026-07-05T04:37:15.093811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee09a441e13d83a260246e132186aca9fe7383f61954e843d4a23c52c8318143

Aliases

arxiv: 2006.14228 · arxiv_version: 2006.14228v1 · doi: 10.48550/arxiv.2006.14228 · pith_short_12: 5YE2IQPBHWB2 · pith_short_16: 5YE2IQPBHWB2EYBE · pith_short_8: 5YE2IQPB

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/5YE2IQPBHWB2EYBENYJSDBVMVH \
  | 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: ee09a441e13d83a260246e132186aca9fe7383f61954e843d4a23c52c8318143

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "540e6d7f1098c2f0c545141468afb4b6f90cdc30860c31fed89f65ad1e9ba7e9",
    "cross_cats_sorted": [
      "math.NT",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-06-25T07:52:25Z",
    "title_canon_sha256": "376a60c4fc12c240770c02127f9ed213f4084b24cb10f95c1efc71e325ee5745"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.14228",
    "kind": "arxiv",
    "version": 1
  }
}