Pith Number

pith:T7MLINVO

pith:1994:T7MLINVODAJTRQESBEY2JWB2EA

not attested not anchored not stored refs pending

On the Nature of Singularities in Plane Symmetric Scalar Field Cosmologies

Alan D. Rendall

arxiv:gr-qc/9408001 v1 · 1994-08-01 · 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{T7MLINVODAJTRQESBEY2JWB2EA}

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	2026-05-18T04:37:57.042254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fd8b436ae181338c0920931a4d83a200762f3401b538632f9afb9b179c14c3a

Aliases

arxiv: gr-qc/9408001 · arxiv_version: gr-qc/9408001v1 · doi: 10.48550/arxiv.gr-qc/9408001 · pith_short_12: T7MLINVODAJT · pith_short_16: T7MLINVODAJTRQES · pith_short_8: T7MLINVO

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/T7MLINVODAJTRQESBEY2JWB2EA \
  | 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: 9fd8b436ae181338c0920931a4d83a200762f3401b538632f9afb9b179c14c3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c89b8cbee1189a2d117bc68f1db63f7502c8d002571a7b91849a679a0f68e67b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1994-08-01T16:30:46Z",
    "title_canon_sha256": "2ce0eae5ad5ef7a63abf510d69fe32f174a22a1e6240823101fa8be7fb725a7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9408001",
    "kind": "arxiv",
    "version": 1
  }
}