Pith Number

pith:ISUGLUFF

pith:2012:ISUGLUFFOJ7WZIVLR4TTQL6CDF

not attested not anchored not stored refs pending

A note on spacelike and timelike compactness

Ko Sanders

arxiv:1211.2469 v1 · 2012-11-11 · math-ph · gr-qc · 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{ISUGLUFFOJ7WZIVLR4TTQL6CDF}

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	2026-05-18T03:25:46.342768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44a865d0a5727f6ca2ab8f27382fc219660714ff53149381fb97cc7d3f545b3e

Aliases

arxiv: 1211.2469 · arxiv_version: 1211.2469v1 · doi: 10.48550/arxiv.1211.2469 · pith_short_12: ISUGLUFFOJ7W · pith_short_16: ISUGLUFFOJ7WZIVL · pith_short_8: ISUGLUFF

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/ISUGLUFFOJ7WZIVLR4TTQL6CDF \
  | 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: 44a865d0a5727f6ca2ab8f27382fc219660714ff53149381fb97cc7d3f545b3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "422fd96099b2e4d66100a5e7dcc709229a1ba0c074ff45aca38c97b2a6a0b846",
    "cross_cats_sorted": [
      "gr-qc",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-11-11T22:20:29Z",
    "title_canon_sha256": "fbd14f72026e1d4be8463d6b96d79d77fe7cbab9513fd8c2f0e3298258a27b69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2469",
    "kind": "arxiv",
    "version": 1
  }
}