Pith Number

pith:RWNE7H7Q

pith:2019:RWNE7H7Q36PIXASIXIB2ERWXEM

not attested not anchored not stored refs pending

Array Codes with Local Properties

Mario Blaum, Steven R. Hetzler

arxiv:1906.11731 v2 · 2019-06-27 · cs.IT · cs.IR · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RWNE7H7Q36PIXASIXIB2ERWXEM}

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	2026-05-17T23:39:39.293660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d9a4f9ff0df9e8b8248ba03a246d7232e51a66bd3fbb9f38dd5a472fe269c8e

Aliases

arxiv: 1906.11731 · arxiv_version: 1906.11731v2 · doi: 10.48550/arxiv.1906.11731 · pith_short_12: RWNE7H7Q36PI · pith_short_16: RWNE7H7Q36PIXASI · pith_short_8: RWNE7H7Q

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/RWNE7H7Q36PIXASIXIB2ERWXEM \
  | 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: 8d9a4f9ff0df9e8b8248ba03a246d7232e51a66bd3fbb9f38dd5a472fe269c8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55dfd6a9a203418c2c1be80d0c2a16553147c1384a109672069c2792c6aa3663",
    "cross_cats_sorted": [
      "cs.IR",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-06-27T15:26:44Z",
    "title_canon_sha256": "fd6a9798be0781e4c9a8e8728da3832518716dd45764c2fbace538a2e6ef4f76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11731",
    "kind": "arxiv",
    "version": 2
  }
}