Pith Number

pith:U32YMA2T

pith:2000:U32YMA2TE24RXFBDUBHZYDFH5X

not attested not anchored not stored refs pending

The Quantum Vacuum and the Cosmological Constant Problem

Henrik Zinkernagel, Svend Erik Rugh

arxiv:hep-th/0012253 v1 · 2000-12-28 · hep-th · gr-qc · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U32YMA2TE24RXFBDUBHZYDFH5X}

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.

Cited by

2 papers in Pith

Interacting Scalar Fields as Dark Energy and Dark Matter in Einstein scalar Gauss Bonnet Gravity

Interacting $k$-essence field with non-pressureless Dark Matter: Cosmological Dynamics and Observational Constraints

Receipt and verification

First computed	2026-07-04T14:31:28.213391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6f586035326b91b9423a04f9c0ca7edd0523fe58f7912d0dcb0fdb5d5a71871

Aliases

arxiv: hep-th/0012253 · arxiv_version: hep-th/0012253v1 · doi: 10.48550/arxiv.hep-th/0012253 · pith_short_12: U32YMA2TE24R · pith_short_16: U32YMA2TE24RXFBD · pith_short_8: U32YMA2T

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/U32YMA2TE24RXFBDUBHZYDFH5X \
  | 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: a6f586035326b91b9423a04f9c0ca7edd0523fe58f7912d0dcb0fdb5d5a71871

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2147b23f303bd53e4b0b98392907e1e7700b6606fd2a8a1cdfd9e9323085532b",
    "cross_cats_sorted": [
      "gr-qc",
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2000-12-28T21:54:24Z",
    "title_canon_sha256": "856f8778a8381b11b34204fb33c62fa52ec624ce5bb9e456532335fb7009879d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0012253",
    "kind": "arxiv",
    "version": 1
  }
}