Pith Number

pith:YHBX5T7G

pith:2015:YHBX5T7G63WNSLZQW7OYJKZRP4

not attested not anchored not stored refs pending

Clocking in the face of unpredictability beyond quantum uncertainty

F. Hadi Madjid, John M. Myers

arxiv:1504.04345 v1 · 2015-04-16 · 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{YHBX5T7G63WNSLZQW7OYJKZRP4}

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	2026-05-18T02:18:33.403402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1c37ecfe6f6ecd92f30b7dd84ab317f287daf0a70a887ef53453b08c3c69b20

Aliases

arxiv: 1504.04345 · arxiv_version: 1504.04345v1 · doi: 10.48550/arxiv.1504.04345 · pith_short_12: YHBX5T7G63WN · pith_short_16: YHBX5T7G63WNSLZQ · pith_short_8: YHBX5T7G

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/YHBX5T7G63WNSLZQW7OYJKZRP4 \
  | 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: c1c37ecfe6f6ecd92f30b7dd84ab317f287daf0a70a887ef53453b08c3c69b20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d440ab414e682888b7d6b138bcbe132c94d466ab7ebcc2aeb2f886f3e02771da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-04-16T19:12:25Z",
    "title_canon_sha256": "fcb80f3e650966f0f5fccca082e1f6a98f8ed5d55f3fbf046e0eda09da1f3d3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04345",
    "kind": "arxiv",
    "version": 1
  }
}