Pith Number

pith:RGKWNBZY

pith:2015:RGKWNBZYJBQH3CMTW5DIUGMY34

not attested not anchored not stored refs pending

Entropy bound for the photon gas in noncommutative spacetime

A. Damavandi Kamali, B. Vakili, K. Nozari, M. A. Gorji

arxiv:1504.06839 v1 · 2015-04-26 · hep-th · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RGKWNBZYJBQH3CMTW5DIUGMY34}

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	2026-05-18T01:11:18.327619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

899566873848607d8993b7468a1998df25fc46401c08b8e2464bc7e7a49af06e

Aliases

arxiv: 1504.06839 · arxiv_version: 1504.06839v1 · doi: 10.48550/arxiv.1504.06839 · pith_short_12: RGKWNBZYJBQH · pith_short_16: RGKWNBZYJBQH3CMT · pith_short_8: RGKWNBZY

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/RGKWNBZYJBQH3CMTW5DIUGMY34 \
  | 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: 899566873848607d8993b7468a1998df25fc46401c08b8e2464bc7e7a49af06e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98e40aee6a17affd1171375c94c76f4527de74b6f13b1b93d49361d52f4dcd41",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-04-26T15:22:34Z",
    "title_canon_sha256": "0bb19a82e6a8339bea00aeebe74dbf4d0fb1c74ef847716d96cd3d5dec7ae060"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.06839",
    "kind": "arxiv",
    "version": 1
  }
}