Pith Number

pith:RHHWZZV6

pith:2018:RHHWZZV6GYSX6XCYVU2HSUZKJ2

not attested not anchored not stored refs pending

Principally Box-integer Polyhedra and Equimodular Matrices

Louis-Hadrien Robert, Patrick Chervet, Roland Grappe

arxiv:1804.08977 v1 · 2018-04-24 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RHHWZZV6GYSX6XCYVU2HSUZKJ2}

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	2026-05-18T00:17:36.728735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89cf6ce6be36257f5c58ad3479532a4ea5370279d1b61669c0eca6f334aa0a5e

Aliases

arxiv: 1804.08977 · arxiv_version: 1804.08977v1 · doi: 10.48550/arxiv.1804.08977 · pith_short_12: RHHWZZV6GYSX · pith_short_16: RHHWZZV6GYSX6XCY · pith_short_8: RHHWZZV6

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/RHHWZZV6GYSX6XCYVU2HSUZKJ2 \
  | 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: 89cf6ce6be36257f5c58ad3479532a4ea5370279d1b61669c0eca6f334aa0a5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "978fbaf859baac0b088173e5bf7c3cbe3dc5910402445931a3521dd21e6f969e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2018-04-24T12:10:57Z",
    "title_canon_sha256": "0f960029488b24216e49a97a064afad89d482582d33fc9198988e5dfb6dcecfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08977",
    "kind": "arxiv",
    "version": 1
  }
}