Pith Number

pith:ZM4OFL7W

pith:2016:ZM4OFL7WYYZZKCUOSPNONCG5F4

not attested not anchored not stored refs pending

Optical archival spectra of blazar candidates of uncertain type in the 3$^{rd}$ Fermi Large Area Telescope Catalog

A. Paggi, D. Milisavljevic, E. Jim\'enez-Bail\'on, F. La Franca, F. Massaro, F. Ricci, Howard A. Smith, M. Landoni, N. \'Alvarez Crespo, N. Masetti, R. d'Abrusco, V. Chavushyan, V. Pati\~no-\'Alvarez

arxiv:1609.05913 v1 · 2016-09-19 · 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{ZM4OFL7WYYZZKCUOSPNONCG5F4}

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	2026-05-18T01:04:17.105742Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb38e2aff6c633950a8e93dae688dd2f1ff16e5ef8979612d1c04ca2f8e40571

Aliases

arxiv: 1609.05913 · arxiv_version: 1609.05913v1 · doi: 10.48550/arxiv.1609.05913 · pith_short_12: ZM4OFL7WYYZZ · pith_short_16: ZM4OFL7WYYZZKCUO · pith_short_8: ZM4OFL7W

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/ZM4OFL7WYYZZKCUOSPNONCG5F4 \
  | 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: cb38e2aff6c633950a8e93dae688dd2f1ff16e5ef8979612d1c04ca2f8e40571

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dd581c6aebae2bf72a14b496165d9e702805fe1c3029a25bd29ba15f6066dba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-09-19T20:00:46Z",
    "title_canon_sha256": "f0b03ca3a9ddfdf0fcf026149262525e254859dd7b71f1e77bef37b22483d9f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05913",
    "kind": "arxiv",
    "version": 1
  }
}