Pith Number

pith:WM46LIC6

pith:2016:WM46LIC6XCDFAMCRDPPAQ22EVR

not attested not anchored not stored refs pending

David Gill - Magnificent and Desirable Astronomer

John S. Reid

arxiv:1601.02519 v2 · 2016-01-11 · physics.hist-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{WM46LIC6XCDFAMCRDPPAQ22EVR}

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	2026-05-18T00:28:19.058437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b339e5a05eb8865030511bde086b44ac64f36c079b9fcd30ce16eaf2ac0c560d

Aliases

arxiv: 1601.02519 · arxiv_version: 1601.02519v2 · doi: 10.48550/arxiv.1601.02519 · pith_short_12: WM46LIC6XCDF · pith_short_16: WM46LIC6XCDFAMCR · pith_short_8: WM46LIC6

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/WM46LIC6XCDFAMCRDPPAQ22EVR \
  | 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: b339e5a05eb8865030511bde086b44ac64f36c079b9fcd30ce16eaf2ac0c560d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ca2403f3d651d223b052b3cdeac67db3632f25af4769dd94b0c365085df0e0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2016-01-11T16:47:13Z",
    "title_canon_sha256": "7e48d00d4cd447c68bcbd30a1c894e72e181f2987079fad565d8065234f97f16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02519",
    "kind": "arxiv",
    "version": 2
  }
}