Pith Number

pith:7NJ67A4C

pith:2017:7NJ67A4CKLFO2CF7BEEJIE7EAH

not attested not anchored not stored refs pending

Methods of Reverberation Mapping. I. Time-lag Determination by Measures of Randomness

Doron Chelouche, Francisco Pozo Nu\~nez, Shay Zucker

arxiv:1708.04477 v1 · 2017-08-15 · astro-ph.IM · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7NJ67A4CKLFO2CF7BEEJIE7EAH}

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	2026-05-18T00:37:59.234641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb53ef838252caed08bf09089413e401ff1827656316cb44ab41a132f185770a

Aliases

arxiv: 1708.04477 · arxiv_version: 1708.04477v1 · doi: 10.48550/arxiv.1708.04477 · pith_short_12: 7NJ67A4CKLFO · pith_short_16: 7NJ67A4CKLFO2CF7 · pith_short_8: 7NJ67A4C

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/7NJ67A4CKLFO2CF7BEEJIE7EAH \
  | 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: fb53ef838252caed08bf09089413e401ff1827656316cb44ab41a132f185770a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c98e4aaa0ef154c5eb29c436679737918325ce3c1ecff75830c2ced14e4767fc",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-08-15T12:43:59Z",
    "title_canon_sha256": "978994251512f1b69e446323df75a131fe6892e8c4ef4b05d033ecca5a2cf006"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04477",
    "kind": "arxiv",
    "version": 1
  }
}