Pith Number

pith:3SJIAQWP

pith:2017:3SJIAQWPIR223BG2UJNVGTP2KM

not attested not anchored not stored refs pending

Nonexistence of Extremal de Sitter Black Rings

Eric Woolgar, Marcus Khuri

arxiv:1708.03627 v2 · 2017-08-11 · hep-th · gr-qc · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3SJIAQWPIR223BG2UJNVGTP2KM}

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	2026-05-18T00:30:00.661736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc928042cf4475ad84daa25b534dfa532aef52385450788a77407f39fac82260

Aliases

arxiv: 1708.03627 · arxiv_version: 1708.03627v2 · doi: 10.48550/arxiv.1708.03627 · pith_short_12: 3SJIAQWPIR22 · pith_short_16: 3SJIAQWPIR223BG2 · pith_short_8: 3SJIAQWP

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/3SJIAQWPIR223BG2UJNVGTP2KM \
  | 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: dc928042cf4475ad84daa25b534dfa532aef52385450788a77407f39fac82260

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "921c4956a83101da1943798a8ce1d2aaaf78c015b47b2295a9c5781d350d9f19",
    "cross_cats_sorted": [
      "gr-qc",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2017-08-11T17:48:07Z",
    "title_canon_sha256": "e6261575f98aca12e9150e13d16a0fe0ae1a1ccc43c869cc3fe747e483c70785"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03627",
    "kind": "arxiv",
    "version": 2
  }
}