Pith Number

pith:IJ6M3534

pith:2016:IJ6M3534TPTZGNQ3VN5PROXSHI

not attested not anchored not stored refs pending

The contrivance of Neptune

Davor Krajnovic

arxiv:1610.06424 v2 · 2016-10-20 · physics.hist-ph · astro-ph.EP · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IJ6M3534TPTZGNQ3VN5PROXSHI}

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	2026-05-18T01:00:59.642641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

427ccdf77c9be793361bab7af8baf23a3906426eb28b908bab94b702b9365792

Aliases

arxiv: 1610.06424 · arxiv_version: 1610.06424v2 · doi: 10.48550/arxiv.1610.06424 · pith_short_12: IJ6M3534TPTZ · pith_short_16: IJ6M3534TPTZGNQ3 · pith_short_8: IJ6M3534

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/IJ6M3534TPTZGNQ3VN5PROXSHI \
  | 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: 427ccdf77c9be793361bab7af8baf23a3906426eb28b908bab94b702b9365792

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "437020cc77a89dd8711f518e13884235874c9cb5c1f5a4cc544b85e7b528bf23",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2016-10-20T14:18:56Z",
    "title_canon_sha256": "a5927e07480508c0d355cf1e2b99504e7106d8e48c69dcaf81b5b61ba5151f00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.06424",
    "kind": "arxiv",
    "version": 2
  }
}