Pith Number

pith:Q76STOQN

pith:2000:Q76STOQN3FVLEMBVRIX4QFKB63

not attested not anchored not stored refs pending

Fluctuations of Energy Density and Validity of Semiclassical Gravity

B. L. Hu, Nicholas. G. Phillips

arxiv:gr-qc/0004006 v1 · 2000-04-03 · 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{Q76STOQN3FVLEMBVRIX4QFKB63}

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	2026-05-18T02:37:36.486059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87fd29ba0dd96ab230358a2fc81541f6eb417a1c5524386a56356a0c62234716

Aliases

arxiv: gr-qc/0004006 · arxiv_version: gr-qc/0004006v1 · doi: 10.48550/arxiv.gr-qc/0004006 · pith_short_12: Q76STOQN3FVL · pith_short_16: Q76STOQN3FVLEMBV · pith_short_8: Q76STOQN

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/Q76STOQN3FVLEMBVRIX4QFKB63 \
  | 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: 87fd29ba0dd96ab230358a2fc81541f6eb417a1c5524386a56356a0c62234716

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "014bc47df78182c7738d7c0d87b8e5d89ca4d847dd50adfedd99470966258563",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2000-04-03T14:17:35Z",
    "title_canon_sha256": "5519bb4f0f6e6485ed6aa6b1051b59543a7a335898bd8970f7029e650364c068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0004006",
    "kind": "arxiv",
    "version": 1
  }
}