Pith Number

pith:7XMBOY4Z

pith:2018:7XMBOY4ZJ7JY5D3SED5PTR5LQ3

not attested not anchored not stored refs pending

Spherically symmetric wormholes of embedding class one

Peter K.F. Kuhfittig

arxiv:1811.01438 v2 · 2018-11-04 · 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{7XMBOY4ZJ7JY5D3SED5PTR5LQ3}

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	2026-05-17T23:51:14.065021Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdd81763994fd38e8f7220faf9c7ab86f22b263bc946d7070aab0d7292e25cea

Aliases

arxiv: 1811.01438 · arxiv_version: 1811.01438v2 · doi: 10.48550/arxiv.1811.01438 · pith_short_12: 7XMBOY4ZJ7JY · pith_short_16: 7XMBOY4ZJ7JY5D3S · pith_short_8: 7XMBOY4Z

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/7XMBOY4ZJ7JY5D3SED5PTR5LQ3 \
  | 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: fdd81763994fd38e8f7220faf9c7ab86f22b263bc946d7070aab0d7292e25cea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0217a3282350ff7a4f02e6fef2da89b3cc899ec533ef9d8f2a220cdf0f182e03",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-11-04T21:27:31Z",
    "title_canon_sha256": "089e0f645c872d1cf3062ba559ceb42513b52921b5300130799adbded5888449"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.01438",
    "kind": "arxiv",
    "version": 2
  }
}