Pith Number

pith:H5AD7F6V

pith:2015:H5AD7F6VSNRDZLRIVNII7BAEHA

not attested not anchored not stored refs pending

Excluding long paths

Bin Jia

arxiv:1503.08258 v1 · 2015-03-28 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H5AD7F6VSNRDZLRIVNII7BAEHA}

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	2026-05-18T02:20:02.363743Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f403f97d593623cae28ab508f840438076f70bf59e8128b53cc663cb7ae1122

Aliases

arxiv: 1503.08258 · arxiv_version: 1503.08258v1 · doi: 10.48550/arxiv.1503.08258 · pith_short_12: H5AD7F6VSNRD · pith_short_16: H5AD7F6VSNRDZLRI · pith_short_8: H5AD7F6V

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/H5AD7F6VSNRDZLRIVNII7BAEHA \
  | 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: 3f403f97d593623cae28ab508f840438076f70bf59e8128b53cc663cb7ae1122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c80569e87aa8f0265b22d2265726d5a4e35c92475d9d3a6b32e3b2821f794c22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-03-28T02:22:32Z",
    "title_canon_sha256": "7ad4560ed96c888a273a95e46f195534636524c22cd12d33dfc1d3f952a95eac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08258",
    "kind": "arxiv",
    "version": 1
  }
}