Pith Number

pith:B5I4GM22

pith:2012:B5I4GM22ZXU6D6VO2ZRRTN3E4J

not attested not anchored not stored refs pending

Macroscopic Quantum Mechanics in a Classical Spacetime

Bassam Helou, Da-Shin Lee, Haixing Miao, Huan Yang, Yanbei Chen

arxiv:1210.0457 v3 · 2012-10-01 · 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{B5I4GM22ZXU6D6VO2ZRRTN3E4J}

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	2026-05-18T03:26:52.794386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f51c3335acde9e1faaed66319b764e271588f1921682a3762d7188bea074b71

Aliases

arxiv: 1210.0457 · arxiv_version: 1210.0457v3 · doi: 10.48550/arxiv.1210.0457 · pith_short_12: B5I4GM22ZXU6 · pith_short_16: B5I4GM22ZXU6D6VO · pith_short_8: B5I4GM22

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/B5I4GM22ZXU6D6VO2ZRRTN3E4J \
  | 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: 0f51c3335acde9e1faaed66319b764e271588f1921682a3762d7188bea074b71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f81d4592e84854deb2a169f93de2a2a551c96d8fb91f9406116e8877026517da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-10-01T16:30:00Z",
    "title_canon_sha256": "3b15e5b55d2489f299a1c28c08ad949587e47476655e103112c85293e6619c41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0457",
    "kind": "arxiv",
    "version": 3
  }
}