Pith Number

pith:OQBM5E7U

pith:2011:OQBM5E7UKCAXAFT2GEB4QVV7F5

not attested not anchored not stored refs pending

A Star Harbouring a Wormhole at its Core

B. Kleihaus, J. Kunz, V. Dzhunushaliev, V. Folomeev

arxiv:1102.4454 v3 · 2011-02-22 · astro-ph.GA · 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{OQBM5E7UKCAXAFT2GEB4QVV7F5}

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	2026-05-18T02:03:06.579887Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7402ce93f4508170167a3103c856bf2f5c6b2e136113250c8196554ae19d3ed5

Aliases

arxiv: 1102.4454 · arxiv_version: 1102.4454v3 · doi: 10.48550/arxiv.1102.4454 · pith_short_12: OQBM5E7UKCAX · pith_short_16: OQBM5E7UKCAXAFT2 · pith_short_8: OQBM5E7U

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/OQBM5E7UKCAXAFT2GEB4QVV7F5 \
  | 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: 7402ce93f4508170167a3103c856bf2f5c6b2e136113250c8196554ae19d3ed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8deb2325231569187352d21f50229f47378b42723e16b74d6494bcc426e5151e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-02-22T10:45:39Z",
    "title_canon_sha256": "9ae1ded887b46a2a06bb73f39bbc41c27bc7c31377502bcfab7e27f89fa8f133"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.4454",
    "kind": "arxiv",
    "version": 3
  }
}