Pith Number

pith:QNOFSKWF

pith:1997:QNOFSKWF46XZ6SMAYTQKZGKHSG

not attested not anchored not stored refs pending

The graviton background at early times in string cosmology

Michele Maggiore

arxiv:gr-qc/9701030 v1 · 1997-01-14 · 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{QNOFSKWF46XZ6SMAYTQKZGKHSG}

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	2026-05-18T04:13:47.602230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

835c592ac5e7af9f4980c4e0ac99479198d95377b5331c8710fa465b1bc59057

Aliases

arxiv: gr-qc/9701030 · arxiv_version: gr-qc/9701030v1 · doi: 10.48550/arxiv.gr-qc/9701030 · pith_short_12: QNOFSKWF46XZ · pith_short_16: QNOFSKWF46XZ6SMA · pith_short_8: QNOFSKWF

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/QNOFSKWF46XZ6SMAYTQKZGKHSG \
  | 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: 835c592ac5e7af9f4980c4e0ac99479198d95377b5331c8710fa465b1bc59057

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d99c14b27084a6c9932c83fac47d8b5965451c6b0de60b82104a84aae758373",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-01-14T18:28:36Z",
    "title_canon_sha256": "40a66be2eacd86cdde85bdf7cbbb08d266fd2e4513bfe1ec52ee7d0e17867fd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9701030",
    "kind": "arxiv",
    "version": 1
  }
}