Pith Number

pith:FF7C4HEB

pith:2015:FF7C4HEBWVTE7SR5EFFNZ74FSF

not attested not anchored not stored refs pending

Quantum mechanics on York slices

Philipp Roser

arxiv:1507.01556 v2 · 2015-07-06 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FF7C4HEBWVTE7SR5EFFNZ74FSF}

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	2026-05-18T01:18:44.318529Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

297e2e1c81b5664fca3d214adcff85915c8641bc9736409ac04afda5e77dfbe0

Aliases

arxiv: 1507.01556 · arxiv_version: 1507.01556v2 · doi: 10.48550/arxiv.1507.01556 · pith_short_12: FF7C4HEBWVTE · pith_short_16: FF7C4HEBWVTE7SR5 · pith_short_8: FF7C4HEB

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/FF7C4HEBWVTE7SR5EFFNZ74FSF \
  | 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: 297e2e1c81b5664fca3d214adcff85915c8641bc9736409ac04afda5e77dfbe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47ed86a1716da00c3d6ba8538cf938804676b499c24d0c3d74899f345d3f5079",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-07-06T18:28:46Z",
    "title_canon_sha256": "ab2910cee6226a001da31717305c77b3e3f1a89da2fff62426cf39e0e63b9a77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.01556",
    "kind": "arxiv",
    "version": 2
  }
}