Pith Number

pith:CIL5C2TN

pith:2015:CIL5C2TNR4A3NRMZRFYA2NOXVZ

not attested not anchored not stored refs pending

Causal Structure and Spacetime Singularities

Ovidiu Cristinel Stoica

arxiv:1504.07110 v1 · 2015-04-27 · gr-qc · math-ph · math.DG · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CIL5C2TNR4A3NRMZRFYA2NOXVZ}

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	2026-05-18T02:17:43.671023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1217d16a6d8f01b6c59989700d35d7ae7fb6a830071e1fbd1efa751a9b50763d

Aliases

arxiv: 1504.07110 · arxiv_version: 1504.07110v1 · doi: 10.48550/arxiv.1504.07110 · pith_short_12: CIL5C2TNR4A3 · pith_short_16: CIL5C2TNR4A3NRMZ · pith_short_8: CIL5C2TN

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/CIL5C2TNR4A3NRMZRFYA2NOXVZ \
  | 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: 1217d16a6d8f01b6c59989700d35d7ae7fb6a830071e1fbd1efa751a9b50763d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f47a546a9ae9b20064de4c08f53a3151784ce89cad89208f2c891747c3976821",
    "cross_cats_sorted": [
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-04-27T14:32:52Z",
    "title_canon_sha256": "ab76eaa8dad72b8aaa1a226de5efb6c3359c95e06ff2ed1dd34ce6d5ce2440e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07110",
    "kind": "arxiv",
    "version": 1
  }
}