Pith Number

pith:JBVMKRJD

pith:2002:JBVMKRJD5PDVDZ47MG6VMVH2BI

not attested not anchored not stored refs pending

Hyperbolic slicings of spacetime: singularity avoidance and gauge shocks

Miguel Alcubierre

arxiv:gr-qc/0210050 v2 · 2002-10-15 · 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{JBVMKRJD5PDVDZ47MG6VMVH2BI}

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	2026-05-18T00:37:32.006639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

486ac54523ebc751e79f61bd5654fa0a267d409c844e189b2d2e6b42a020ef20

Aliases

arxiv: gr-qc/0210050 · arxiv_version: gr-qc/0210050v2 · doi: 10.48550/arxiv.gr-qc/0210050 · pith_short_12: JBVMKRJD5PDV · pith_short_16: JBVMKRJD5PDVDZ47 · pith_short_8: JBVMKRJD

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/JBVMKRJD5PDVDZ47MG6VMVH2BI \
  | 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: 486ac54523ebc751e79f61bd5654fa0a267d409c844e189b2d2e6b42a020ef20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a218977ae7cc4a7ff841704db0be4730da4578515e663f288aaaa76f44eaeaa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-10-15T19:40:52Z",
    "title_canon_sha256": "69dda077479a8ceaeea8625835d63e0e81c2d35f4317f391a57de7cad5a5deb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0210050",
    "kind": "arxiv",
    "version": 2
  }
}