Pith Number

pith:UTREUZ7C

pith:2016:UTREUZ7CRQAFTOLDXGPJSW2ENO

not attested not anchored not stored refs pending

A Nondeterministic Model for Abstract Geometrical Computation

Rakhshan Harifi, Sama Goliaei

arxiv:1609.08874 v1 · 2016-09-28 · cs.ET

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UTREUZ7CRQAFTOLDXGPJSW2ENO}

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	2026-05-18T01:03:41.674243Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4e24a67e28c0059b963b99e995b446b9e2943e020335b473a55e9167c44032f

Aliases

arxiv: 1609.08874 · arxiv_version: 1609.08874v1 · doi: 10.48550/arxiv.1609.08874 · pith_short_12: UTREUZ7CRQAF · pith_short_16: UTREUZ7CRQAFTOLD · pith_short_8: UTREUZ7C

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/UTREUZ7CRQAFTOLDXGPJSW2ENO \
  | 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: a4e24a67e28c0059b963b99e995b446b9e2943e020335b473a55e9167c44032f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "455a3b3c196969540ecc7104c6aa83b70ca24d2b9f8cfc4911e20b4d446ca7dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.ET",
    "submitted_at": "2016-09-28T12:05:56Z",
    "title_canon_sha256": "8adf3e5f4ac0a7dd992cbf0ce0c2275f1b6e1d14768927f3e3f303c4e2aecf0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.08874",
    "kind": "arxiv",
    "version": 1
  }
}