Pith Number

pith:KJOJIRSR

pith:2013:KJOJIRSRTPDTGD7OKBW6GWB52J

not attested not anchored not stored refs pending

Tracing the past of a quantum particle

Lev Vaidman

arxiv:1312.7566 v2 · 2013-12-29 · quant-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{KJOJIRSRTPDTGD7OKBW6GWB52J}

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	2026-05-18T01:45:35.333499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

525c9446519bc7330fee506de3583dd26499b44e23cecc98c195f785b881ae72

Aliases

arxiv: 1312.7566 · arxiv_version: 1312.7566v2 · doi: 10.48550/arxiv.1312.7566 · pith_short_12: KJOJIRSRTPDT · pith_short_16: KJOJIRSRTPDTGD7O · pith_short_8: KJOJIRSR

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/KJOJIRSRTPDTGD7OKBW6GWB52J \
  | 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: 525c9446519bc7330fee506de3583dd26499b44e23cecc98c195f785b881ae72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f7a689cd04c8bc6ee054f3e8f706ec5bf576a0adc89a84360cb8261186fad87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-12-29T17:50:29Z",
    "title_canon_sha256": "f5c37d9d02b603006f1aa432160cfa00ba541fedb169c08560843162cf80e7ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7566",
    "kind": "arxiv",
    "version": 2
  }
}