Pith Number

pith:ANY7IHSE

pith:1999:ANY7IHSE6NWIYT7JQZP4MKQDSU

not attested not anchored not stored refs pending

Dependence of the vacuum energy on spherically symmetric background fields

K. Kirsten, M. Bordag, M. Hellmund

arxiv:hep-th/9905204 v1 · 1999-05-27 · 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{ANY7IHSE6NWIYT7JQZP4MKQDSU}

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	2026-05-18T04:35:15.511719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0371f41e44f36c8c4fe9865fc62a03953d083fa153ee25dfab01451d42846b43

Aliases

arxiv: hep-th/9905204 · arxiv_version: hep-th/9905204v1 · doi: 10.48550/arxiv.hep-th/9905204 · pith_short_12: ANY7IHSE6NWI · pith_short_16: ANY7IHSE6NWIYT7J · pith_short_8: ANY7IHSE

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/ANY7IHSE6NWIYT7JQZP4MKQDSU \
  | 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: 0371f41e44f36c8c4fe9865fc62a03953d083fa153ee25dfab01451d42846b43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23d846baa9de372b909a33e57d016c4378aaf53c6463c1b3a5fe59988e910662",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1999-05-27T13:51:52Z",
    "title_canon_sha256": "5fc73c7299a0bcc382ab8b42b549ff1b9f923226971ae66394e079676dd0bdb7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9905204",
    "kind": "arxiv",
    "version": 1
  }
}