Pith Number

pith:6S52B7MU

pith:1993:6S52B7MULR6J2SO3S3UKQPAU2O

not attested not anchored not stored refs pending

The Cosmological Constant and Volume-Preserving Diffeomorphism Invariants

R. Brooks

arxiv:hep-th/9310007 v3 · 1993-10-01 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6S52B7MULR6J2SO3S3UKQPAU2O}

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	2026-05-18T01:06:04.764739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4bba0fd945c7c9d49db96e8a83c14d39565f6a6bb3a19eb5d79950cf3f99934

Aliases

arxiv: hep-th/9310007 · arxiv_version: hep-th/9310007v3 · doi: 10.48550/arxiv.hep-th/9310007 · pith_short_12: 6S52B7MULR6J · pith_short_16: 6S52B7MULR6J2SO3 · pith_short_8: 6S52B7MU

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/6S52B7MULR6J2SO3S3UKQPAU2O \
  | 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: f4bba0fd945c7c9d49db96e8a83c14d39565f6a6bb3a19eb5d79950cf3f99934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f87dcce957328972df4284dfdd077cf05647b67c9c9bd042cb07a679919f1016",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1993-10-01T15:30:11Z",
    "title_canon_sha256": "8537557f87b42e18c1c8a401424a5006a7b3cb9aa46987c76a9078b2509d97cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9310007",
    "kind": "arxiv",
    "version": 3
  }
}