Pith Number

pith:HB257WEE

pith:2013:HB257WEEX7XSFGQORBO3OA6Q4D

not attested not anchored not stored refs pending

Sufficiency of simplex inequalities

Shuzo Izumi

arxiv:1309.4534 v3 · 2013-09-18 · 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{HB257WEEX7XSFGQORBO3OA6Q4D}

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	2026-05-18T02:27:29.526403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3875dfd884bfef229a0e885db703d0e0ca5ddc0a0b6993d2c2d67446668f6ac5

Aliases

arxiv: 1309.4534 · arxiv_version: 1309.4534v3 · doi: 10.48550/arxiv.1309.4534 · pith_short_12: HB257WEEX7XS · pith_short_16: HB257WEEX7XSFGQO · pith_short_8: HB257WEE

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/HB257WEEX7XSFGQORBO3OA6Q4D \
  | 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: 3875dfd884bfef229a0e885db703d0e0ca5ddc0a0b6993d2c2d67446668f6ac5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e96b5490187f979d87face8de3c15bb4a1a79213f80e2c8a77e3f3010a6dbb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2013-09-18T04:16:14Z",
    "title_canon_sha256": "29ee4032719b1329f713aa84b70f25107fbcfd4d0757269275f3bbedaaab7001"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4534",
    "kind": "arxiv",
    "version": 3
  }
}