Pith Number

pith:GYCMWBY2

pith:2017:GYCMWBY2IZNFUAQ4CZXL6B5VII

not attested not anchored not stored refs pending

Realistic clocks for a Universe without time

A.J.M. Medved, K.L.H. Bryan

arxiv:1706.02531 v1 · 2017-06-08 · 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{GYCMWBY2IZNFUAQ4CZXL6B5VII}

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	2026-05-18T00:25:57.348018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3604cb071a465a5a021c166ebf07b542275ff6fb657a6398d8b1631df2d48b91

Aliases

arxiv: 1706.02531 · arxiv_version: 1706.02531v1 · doi: 10.48550/arxiv.1706.02531 · pith_short_12: GYCMWBY2IZNF · pith_short_16: GYCMWBY2IZNFUAQ4 · pith_short_8: GYCMWBY2

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/GYCMWBY2IZNFUAQ4CZXL6B5VII \
  | 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: 3604cb071a465a5a021c166ebf07b542275ff6fb657a6398d8b1631df2d48b91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0e2ad1efdd125fbb91a51fb68a0b69a70c9db0f20eadfe0e2123cffd3c9c11e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-06-08T12:06:55Z",
    "title_canon_sha256": "20cacf55b83d7a5c14a4d119a0df86ab47dcda7a80adce356f9dc6e8ff080b6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02531",
    "kind": "arxiv",
    "version": 1
  }
}