Pith Number

pith:XHCZTBIM

pith:2008:XHCZTBIMJNMNPF4NHDB42DZMWK

not attested not anchored not stored refs pending

Quantum Information and Gravity Cutoff in Theories with Species

Cesar Gomez, Gia Dvali

arxiv:0812.1940 v1 · 2008-12-10 · 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{XHCZTBIMJNMNPF4NHDB42DZMWK}

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.

Cited by

1 paper in Pith

Some Properties and Uses of the Species Scale

Receipt and verification

First computed	2026-05-18T04:19:52.247875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9c599850c4b58d7978d38c3cd0f2cb2af09ac8b8c11ed5da26efcb3afa1e8c4

Aliases

arxiv: 0812.1940 · arxiv_version: 0812.1940v1 · doi: 10.48550/arxiv.0812.1940 · pith_short_12: XHCZTBIMJNMN · pith_short_16: XHCZTBIMJNMNPF4N · pith_short_8: XHCZTBIM

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/XHCZTBIMJNMNPF4NHDB42DZMWK \
  | 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: b9c599850c4b58d7978d38c3cd0f2cb2af09ac8b8c11ed5da26efcb3afa1e8c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bfcb7a53d86e420bc966b08471b217b3259d279a4cb49e4d67e2707b5227c678",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2008-12-10T15:56:49Z",
    "title_canon_sha256": "353d9ce63c3021a37ca2a659e91bfd8b85b38b2812f7c9345558ce43861e19dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1940",
    "kind": "arxiv",
    "version": 1
  }
}