Pith Number

pith:L6KOOT2D

pith:2017:L6KOOT2D73S7OPTIP7Y6DADNL4

not attested not anchored not stored refs pending

Hard X-ray surveys and the local AGN population

Sergey Sazonov

arxiv:1708.09771 v1 · 2017-08-31 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L6KOOT2D73S7OPTIP7Y6DADNL4}

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	2026-05-18T00:36:15.146370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f94e74f43fee5f73e687ff1e1806d5f3cf3b67f7d910f5f481afe8278e24cf6

Aliases

arxiv: 1708.09771 · arxiv_version: 1708.09771v1 · doi: 10.48550/arxiv.1708.09771 · pith_short_12: L6KOOT2D73S7 · pith_short_16: L6KOOT2D73S7OPTI · pith_short_8: L6KOOT2D

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/L6KOOT2D73S7OPTIP7Y6DADNL4 \
  | 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: 5f94e74f43fee5f73e687ff1e1806d5f3cf3b67f7d910f5f481afe8278e24cf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a967e1183726c2ff03d6c82f5b79da38b72b7c346352c6b6fc0dc5abdc041c71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-08-31T15:25:32Z",
    "title_canon_sha256": "6222ccaabba2e40f18f106fd1dbedbe13fbe24b1008f13c972af181d30236775"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09771",
    "kind": "arxiv",
    "version": 1
  }
}