Pith Number

pith:XHL7JF5X

pith:2016:XHL7JF5XP6AGZ6PISGX3S2AM7V

not attested not anchored not stored refs pending

The Gamma-ray Blazar Quest: new optical spectra, state of art and future perspectives

A. Paggi (SAO), D. Milisavljevic (SAO), E. Jim\'enez-Bail\'on (UNAM), F. La Franca (UniRomaTRE), F. Massaro (UniTO, F. Ricci (UniRomaTRE), G. Tosti (UniPG), Howard A. Smith (SAO), INAF-TO), INFN-TO, INFN-TO), J. Strader (MSU), L. Chomiuk (MSU), M. Landoni (INAF-OAB), N. \'Alvarez Crespo (UniTO, N. Masetti (INAF-IASF-BO), R. D'Abrusco (SAO), V. Chavushyan (INAOE), V. Pati\~no-\'Alvarez (INAOE)

arxiv:1609.09502 v1 · 2016-09-29 · 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{XHL7JF5XP6AGZ6PISGX3S2AM7V}

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	2026-05-18T01:02:36.290492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9d7f497b77f806cf9e891afb9680cfd4493579f2b0ce61979c15d41a9cc0281

Aliases

arxiv: 1609.09502 · arxiv_version: 1609.09502v1 · doi: 10.48550/arxiv.1609.09502 · pith_short_12: XHL7JF5XP6AG · pith_short_16: XHL7JF5XP6AGZ6PI · pith_short_8: XHL7JF5X

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/XHL7JF5XP6AGZ6PISGX3S2AM7V \
  | 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: b9d7f497b77f806cf9e891afb9680cfd4493579f2b0ce61979c15d41a9cc0281

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "205718fa6eef5c85fedf6042112ee806d92fe66fd22adbcaa779ef7dba220f8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-09-29T20:00:02Z",
    "title_canon_sha256": "049126dcb187b5dd5ee53b3260f84fdf5bd5a5480e84029ddd01647a22d3d76c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.09502",
    "kind": "arxiv",
    "version": 1
  }
}