Pith Number

pith:4T4CACIS

pith:2015:4T4CACISNJ27JCVKNVK6I4WHX4

not attested not anchored not stored refs pending

Wiggling Throat of Extremal Black Holes

A. Seraj, G. Comp\`ere, K. Hajian, M.M. Sheikh-Jabbari

arxiv:1506.07181 v1 · 2015-06-23 · 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{4T4CACISNJ27JCVKNVK6I4WHX4}

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	2026-05-18T01:21:04.971503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4f82009126a75f48aaa6d55e472c7bf07ec0d74177a0d7f4d34199ab4504014

Aliases

arxiv: 1506.07181 · arxiv_version: 1506.07181v1 · doi: 10.48550/arxiv.1506.07181 · pith_short_12: 4T4CACISNJ27 · pith_short_16: 4T4CACISNJ27JCVK · pith_short_8: 4T4CACIS

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/4T4CACISNJ27JCVKNVK6I4WHX4 \
  | 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: e4f82009126a75f48aaa6d55e472c7bf07ec0d74177a0d7f4d34199ab4504014

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33656d6c81625c73b338eefe0fa25afa2e1a763e3edc031acff52edd137da088",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-06-23T20:01:13Z",
    "title_canon_sha256": "baae1c1ffd8ba22c7d913b7cd4340e75f155fc5ff4b520706f85c522f98fadb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07181",
    "kind": "arxiv",
    "version": 1
  }
}