Pith Number

pith:INEJ2HMV

pith:2016:INEJ2HMVKX4P6IYUGK7VXYWOGS

not attested not anchored not stored refs pending

Separating a chart

Akiko Shima, Teruo Nagase

arxiv:1603.08214 v1 · 2016-03-27 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{INEJ2HMVKX4P6IYUGK7VXYWOGS}

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	2026-05-18T00:47:29.287662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43489d1d9555f8ff231432bf5be2ce3480c18c94bb18d5b3c560464b3e85de05

Aliases

arxiv: 1603.08214 · arxiv_version: 1603.08214v1 · doi: 10.48550/arxiv.1603.08214 · pith_short_12: INEJ2HMVKX4P · pith_short_16: INEJ2HMVKX4P6IYU · pith_short_8: INEJ2HMV

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/INEJ2HMVKX4P6IYUGK7VXYWOGS \
  | 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: 43489d1d9555f8ff231432bf5be2ce3480c18c94bb18d5b3c560464b3e85de05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "066c98bda4e33c9a4e60cde4c1ddd08011e14b17a4baf1222073610918d728ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-03-27T12:56:48Z",
    "title_canon_sha256": "fa5021054676fde5001d6678bf2ee9c241a1ba42abbee2d45ec93b20b1432bb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.08214",
    "kind": "arxiv",
    "version": 1
  }
}