Pith Number

pith:P7LO2IM4

pith:2003:P7LO2IM4GT7BDKW4U67GRMB6VD

not attested not anchored not stored refs pending

Holographic Principle bounds on Primordial Black Hole abundances

Brazil), J.E.Horvath (IAG/USP, P.S.Custodio

arxiv:gr-qc/0301064 v1 · 2003-01-17 · 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{P7LO2IM4GT7BDKW4U67GRMB6VD}

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	2026-05-18T00:52:34.771464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fd6ed219c34fe11aadca7be68b03ea8f760cd6fddf4f56d5f7d9daab8212bda

Aliases

arxiv: gr-qc/0301064 · arxiv_version: gr-qc/0301064v1 · doi: 10.48550/arxiv.gr-qc/0301064 · pith_short_12: P7LO2IM4GT7B · pith_short_16: P7LO2IM4GT7BDKW4 · pith_short_8: P7LO2IM4

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/P7LO2IM4GT7BDKW4U67GRMB6VD \
  | 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: 7fd6ed219c34fe11aadca7be68b03ea8f760cd6fddf4f56d5f7d9daab8212bda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0a9898a0b056d1716e87a822172e0316a334754e74664ba672928d4f427f232",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-01-17T21:26:55Z",
    "title_canon_sha256": "37e1bdf8ef8700661ebf497c8c3822a01c9d50b29906d18f22a92667a74a4bb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0301064",
    "kind": "arxiv",
    "version": 1
  }
}