Pith Number

pith:GOBCF74Z

pith:1997:GOBCF74ZWWTFFE43SSHWANHFQI

not attested not anchored not stored refs pending

Stochastic gravitational background from inflationary phase transitions

Carlo Baccigalupi, Franco Occhionero, Luca Amendola, Pierluigi Fortini

arxiv:gr-qc/9709044 v1 · 1997-09-16 · 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{GOBCF74ZWWTFFE43SSHWANHFQI}

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	2026-05-18T04:13:47.518574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

338222ff99b5a652939b948f6034e582222f46425cd508d69c1042cf12d8b62d

Aliases

arxiv: gr-qc/9709044 · arxiv_version: gr-qc/9709044v1 · doi: 10.48550/arxiv.gr-qc/9709044 · pith_short_12: GOBCF74ZWWTF · pith_short_16: GOBCF74ZWWTFFE43 · pith_short_8: GOBCF74Z

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/GOBCF74ZWWTFFE43SSHWANHFQI \
  | 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: 338222ff99b5a652939b948f6034e582222f46425cd508d69c1042cf12d8b62d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcff6a080005dd11cefb9123236785503e6334687b05adb2921232702b63c0c0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-09-16T15:17:07Z",
    "title_canon_sha256": "f97a555d9b35c9e7255820c621ae531828565785a91bd2dba51e93bd44ddb9c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9709044",
    "kind": "arxiv",
    "version": 1
  }
}