Pith Number

pith:I7EUYSZC

pith:2018:I7EUYSZCG7VCUPUPHPHNTKDAPV

not attested not anchored not stored refs pending

A Survey on Analog Models of Computation

Amaury Pouly, Olivier Bournez

arxiv:1805.05729 v1 · 2018-05-14 · cs.CC · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I7EUYSZCG7VCUPUPHPHNTKDAPV}

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	2026-05-18T00:15:53.852376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47c94c4b2237ea2a3e8f3bced9a8607d46ecc4896afcc197eabb0a41f2229662

Aliases

arxiv: 1805.05729 · arxiv_version: 1805.05729v1 · doi: 10.48550/arxiv.1805.05729 · pith_short_12: I7EUYSZCG7VC · pith_short_16: I7EUYSZCG7VCUPUP · pith_short_8: I7EUYSZC

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/I7EUYSZCG7VCUPUPHPHNTKDAPV \
  | 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: 47c94c4b2237ea2a3e8f3bced9a8607d46ecc4896afcc197eabb0a41f2229662

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf4fabd8da135b5159ef945d72d20499915148b4cd29772c4f07df98ff5b4c61",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2018-05-14T14:57:53Z",
    "title_canon_sha256": "67f946970feb43e8796cf85f1577198bdd5588be32f8fdc8964344699df6fa6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.05729",
    "kind": "arxiv",
    "version": 1
  }
}