Pith Number

pith:JM3DM5XP

pith:1998:JM3DM5XPX5UJJK7ZS2ZZSBJEA5

not attested not anchored not stored refs pending

A Spinning Anti-de Sitter Wormhole

(2) Fysikum, Ingemar Bengtsson (2), Soren Holst(2) ((1) Norra Reals gymnasium, Stefan Aminneborg (1), Stockholm, Stockholm University)

arxiv:gr-qc/9805028 v2 · 1998-05-08 · 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{JM3DM5XPX5UJJK7ZS2ZZSBJEA5}

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	2026-07-04T16:08:48.602919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b363676efbf6894abf996b39905240743a78da6e5fd570dce041c6cac9b2077

Aliases

arxiv: gr-qc/9805028 · arxiv_version: gr-qc/9805028v2 · doi: 10.48550/arxiv.gr-qc/9805028 · pith_short_12: JM3DM5XPX5UJ · pith_short_16: JM3DM5XPX5UJJK7Z · pith_short_8: JM3DM5XP

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/JM3DM5XPX5UJJK7ZS2ZZSBJEA5 \
  | 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: 4b363676efbf6894abf996b39905240743a78da6e5fd570dce041c6cac9b2077

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f28862eb71f0447a64da30f9f9a7bcea5163cb5b65d432f6a2dda12ad5c871f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1998-05-08T18:10:34Z",
    "title_canon_sha256": "c585b9e9385636983c84621b41600104344596e5e78816f5b7f24031479ad142"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9805028",
    "kind": "arxiv",
    "version": 2
  }
}