Pith Number

pith:EUTSVQ44

pith:2015:EUTSVQ44UPO4YZI7RSEJDQLIG3

not attested not anchored not stored refs pending

Entropy of non-extremal STU black holes: the F-invariant unveiled

G\'abor S\'arosi

arxiv:1508.06667 v3 · 2015-08-26 · 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{EUTSVQ44UPO4YZI7RSEJDQLIG3}

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	2026-05-18T01:17:25.412379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25272ac39ca3ddcc651f8c8891c16836c4b3e1a5eff5009af4537fc5e9b31ca1

Aliases

arxiv: 1508.06667 · arxiv_version: 1508.06667v3 · doi: 10.48550/arxiv.1508.06667 · pith_short_12: EUTSVQ44UPO4 · pith_short_16: EUTSVQ44UPO4YZI7 · pith_short_8: EUTSVQ44

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/EUTSVQ44UPO4YZI7RSEJDQLIG3 \
  | 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: 25272ac39ca3ddcc651f8c8891c16836c4b3e1a5eff5009af4537fc5e9b31ca1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e24c090ec48af88ed4488d65dac5bdb9e0ca10dcc0f1a88b64c11cb03bf8188a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-08-26T21:08:35Z",
    "title_canon_sha256": "03cf8df9540c42f28d3b955151fcf3140daa406806e995954473407af379d53c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06667",
    "kind": "arxiv",
    "version": 3
  }
}