Pith Number

pith:3FTDB576

pith:2014:3FTDB576YLTLMR22ATZ5SBY2QE

not attested not anchored not stored refs pending

CIV and CIII] reverberation mapping of the luminous quasar PG 1247+267

D. Trevese, F.G. Saturni, F. Vagnetti, M. Dadina, M. Perna

arxiv:1409.5448 v1 · 2014-09-18 · 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{3FTDB576YLTLMR22ATZ5SBY2QE}

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	2026-05-18T01:42:01.287708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d96630f7fec2e6b6475a04f3d9071a811a7e0f0dc4cff9e580183e3e11c9a1ac

Aliases

arxiv: 1409.5448 · arxiv_version: 1409.5448v1 · doi: 10.48550/arxiv.1409.5448 · pith_short_12: 3FTDB576YLTL · pith_short_16: 3FTDB576YLTLMR22 · pith_short_8: 3FTDB576

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/3FTDB576YLTLMR22ATZ5SBY2QE \
  | 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: d96630f7fec2e6b6475a04f3d9071a811a7e0f0dc4cff9e580183e3e11c9a1ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01f0242633724f99599af35f736fa14dd963925e8e777980185a7461bbd22d55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-09-18T20:11:52Z",
    "title_canon_sha256": "00b1dd8a491d3aa958c64766c9658bf225f5c66c864b95aa482587257c3d3184"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5448",
    "kind": "arxiv",
    "version": 1
  }
}