Pith Number

pith:O5SPH7Q3

pith:1998:O5SPH7Q3IUHLPKLMLMOYYRXH4F

not attested not anchored not stored refs pending

Arrival Times in Quantum Theory from an Irreversible Detector Model

J. J. Halliwell (Imperial College, London)

arxiv:quant-ph/9805057 v5 · 1998-05-19 · 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{O5SPH7Q3IUHLPKLMLMOYYRXH4F}

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	2026-07-04T16:10:58.419403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7764f3fe1b450eb7a96c5b1d8c46e7e163b2a20ac50a6a98af66e58e0e7e6e9f

Aliases

arxiv: quant-ph/9805057 · arxiv_version: quant-ph/9805057v5 · doi: 10.48550/arxiv.quant-ph/9805057 · pith_short_12: O5SPH7Q3IUHL · pith_short_16: O5SPH7Q3IUHLPKLM · pith_short_8: O5SPH7Q3

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/O5SPH7Q3IUHLPKLMLMOYYRXH4F \
  | 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: 7764f3fe1b450eb7a96c5b1d8c46e7e163b2a20ac50a6a98af66e58e0e7e6e9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c95cf211924252b44e7671f9a54c9e1398c6f104595f4b4e078cc52bee6ea3b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1998-05-19T16:56:13Z",
    "title_canon_sha256": "593bc0f0cb702dc413ef8dd184de7a534b28318c450f5b6ec4d762d3110f7d92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9805057",
    "kind": "arxiv",
    "version": 5
  }
}