Pith Number

pith:VSYM2VJZ

pith:2013:VSYM2VJZGL3L2JRNBEERBRTWKP

not attested not anchored not stored refs pending

Reply to "Comment on `Quantum versus classical instability of scalar fields in curved backgrounds'"

Daniel A. T. Vanzella, George E. A. Matsas, Raissa F. P. Mendes

arxiv:1310.7849 v1 · 2013-10-29 · 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{VSYM2VJZGL3L2JRNBEERBRTWKP}

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	2026-05-18T03:08:27.802251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acb0cd553932f6bd262d090910c67653c3e3876707d5e0862a5b22695b0f60bc

Aliases

arxiv: 1310.7849 · arxiv_version: 1310.7849v1 · doi: 10.48550/arxiv.1310.7849 · pith_short_12: VSYM2VJZGL3L · pith_short_16: VSYM2VJZGL3L2JRN · pith_short_8: VSYM2VJZ

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/VSYM2VJZGL3L2JRNBEERBRTWKP \
  | 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: acb0cd553932f6bd262d090910c67653c3e3876707d5e0862a5b22695b0f60bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af1e01363ecaa9d24f143c76962becfd4f289d5a5c909a168c8c02f1415d057e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-10-29T15:44:46Z",
    "title_canon_sha256": "b142b10369d188b139fbbcda09dfc9a4efdf30244e2279fb6d41a1cc77c669aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7849",
    "kind": "arxiv",
    "version": 1
  }
}