Pith Number

pith:3WFN52Z6

pith:2017:3WFN52Z6BZCXT6JNKOR5EGPH7H

not attested not anchored not stored refs pending

Golden Angle Modulation

Peter Larsson

arxiv:1708.05947 v1 · 2017-08-20 · cs.IT · 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{3WFN52Z6BZCXT6JNKOR5EGPH7H}

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	2026-05-18T00:37:43.705503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd8adeeb3e0e4579f92d53a3d219e7f9ea11eb09a142a34f17c0928fea9d0051

Aliases

arxiv: 1708.05947 · arxiv_version: 1708.05947v1 · doi: 10.48550/arxiv.1708.05947 · pith_short_12: 3WFN52Z6BZCX · pith_short_16: 3WFN52Z6BZCXT6JN · pith_short_8: 3WFN52Z6

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/3WFN52Z6BZCXT6JNKOR5EGPH7H \
  | 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: dd8adeeb3e0e4579f92d53a3d219e7f9ea11eb09a142a34f17c0928fea9d0051

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1fbbc5da9d2864be17339a22396913a469922747f4e2c1f22587dd251c3607a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-08-20T10:19:30Z",
    "title_canon_sha256": "5ee98be117308636675161c9bbf2e00b453d9f176087104a93480dd6661e66c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05947",
    "kind": "arxiv",
    "version": 1
  }
}