Pith Number

pith:6QO5ZXO6

pith:2016:6QO5ZXO6LX7XYRHX6GSKRW3ZCQ

not attested not anchored not stored refs pending

Entropy of extremal black holes: horizon limits through charged thin shells, a unified approach

Gon\c{c}alo M. Quinta, Jos\'e P. S. Lemos, Oleg B. Zaslavskii

arxiv:1603.01628 v1 · 2016-03-04 · hep-th · 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{6QO5ZXO6LX7XYRHX6GSKRW3ZCQ}

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	2026-05-18T01:15:49.294007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f41ddcddde5dff7c44f7f1a4a8db79142b3b2f2028de77ec65684217b6d6dfd9

Aliases

arxiv: 1603.01628 · arxiv_version: 1603.01628v1 · doi: 10.48550/arxiv.1603.01628 · pith_short_12: 6QO5ZXO6LX7X · pith_short_16: 6QO5ZXO6LX7XYRHX · pith_short_8: 6QO5ZXO6

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/6QO5ZXO6LX7XYRHX6GSKRW3ZCQ \
  | 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: f41ddcddde5dff7c44f7f1a4a8db79142b3b2f2028de77ec65684217b6d6dfd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d84033595d3957584a7f78e5ca501ff172827f45e07196398dd7c37ab1ef2530",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-03-04T21:08:35Z",
    "title_canon_sha256": "64718f1d6d7a699b599cf2875460202f161bac8549d80e6163175824c1c5d9ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.01628",
    "kind": "arxiv",
    "version": 1
  }
}