Pith Number

pith:Y3IREGCK

pith:2022:Y3IREGCKTQ44FZGKIV7AT3GWGX

not attested not anchored not stored refs pending

Einstein's Happiest Moment: The Equivalence Principle

James Overduin, Paul Worden

arxiv:2209.13781 v2 · 2022-09-28 · physics.hist-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y3IREGCKTQ44FZGKIV7AT3GWGX}

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.

Cited by

1 paper in Pith

Bridging time across null horizons

Receipt and verification

First computed	2026-07-05T09:21:24.285406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6d112184a9c39c2e4ca457e09ecd635d338cacd112833ba70c1bb432ae4df55

Aliases

arxiv: 2209.13781 · arxiv_version: 2209.13781v2 · doi: 10.48550/arxiv.2209.13781 · pith_short_12: Y3IREGCKTQ44 · pith_short_16: Y3IREGCKTQ44FZGK · pith_short_8: Y3IREGCK

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/Y3IREGCKTQ44FZGKIV7AT3GWGX \
  | 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: c6d112184a9c39c2e4ca457e09ecd635d338cacd112833ba70c1bb432ae4df55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f83051e35fab980903b0bc8e4082918dd36bc8d048966c37bab0ac3799d41509",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2022-09-28T02:17:26Z",
    "title_canon_sha256": "d2ea6c777705d922d957310793d230edf141314e7ad5d3b2554848e042ae68dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.13781",
    "kind": "arxiv",
    "version": 2
  }
}