Pith Number

pith:KDUW37SD

pith:2002:KDUW37SDMONQ53A7X76NKMPGDQ

not attested not anchored not stored refs pending

A Brief Comment on Instanton-like Singularities and Cosmological Horizons

Jason Kumar

arxiv:hep-th/0204119 v2 · 2002-04-15 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KDUW37SDMONQ53A7X76NKMPGDQ}

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	2026-05-18T01:05:59.605631Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50e96dfe43639b0eec1fbffcd531e61c2f7fff3e1566e1675070dc4161a1504a

Aliases

arxiv: hep-th/0204119 · arxiv_version: hep-th/0204119v2 · doi: 10.48550/arxiv.hep-th/0204119 · pith_short_12: KDUW37SDMONQ · pith_short_16: KDUW37SDMONQ53A7 · pith_short_8: KDUW37SD

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/KDUW37SDMONQ53A7X76NKMPGDQ \
  | 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: 50e96dfe43639b0eec1fbffcd531e61c2f7fff3e1566e1675070dc4161a1504a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "682b3d7b8df979f7729420d6f11b5554f565e2cf19b798df159141d12b5a368b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2002-04-15T18:57:36Z",
    "title_canon_sha256": "e4486f671af79f3f6e1326cce52b59d1e4636c3ae9f2711a45467db638276220"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0204119",
    "kind": "arxiv",
    "version": 2
  }
}