Pith Number

pith:CLDSV3UP

pith:2018:CLDSV3UPFUUHLB6SMCIQIBIQRM

not attested not anchored not stored refs pending

Relativistic probability amplitudes II. The photon

Scott E. Hoffmann

arxiv:1804.00822 v1 · 2018-04-03 · quant-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CLDSV3UPFUUHLB6SMCIQIBIQRM}

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	2026-05-18T00:19:10.946996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12c72aee8f2d287587d260910405108b1c3f680a09b08bceaf7190b168c154af

Aliases

arxiv: 1804.00822 · arxiv_version: 1804.00822v1 · doi: 10.48550/arxiv.1804.00822 · pith_short_12: CLDSV3UPFUUH · pith_short_16: CLDSV3UPFUUHLB6S · pith_short_8: CLDSV3UP

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/CLDSV3UPFUUHLB6SMCIQIBIQRM \
  | 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: 12c72aee8f2d287587d260910405108b1c3f680a09b08bceaf7190b168c154af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5af54ef3511b5aeb3f4229ed180d4a20fb0f9e129667dceb812020930359e28c",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-04-03T04:42:00Z",
    "title_canon_sha256": "ddd0653cae20da0c601140c2c0ea08ca3a144b3390fb5da6746b224242e73502"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00822",
    "kind": "arxiv",
    "version": 1
  }
}