Pith Number

pith:JMDF3FUC

pith:2022:JMDF3FUC2EB6UNCWPOLM3PK6UR

not attested not anchored not stored refs pending

Optical spectroscopic characterization of Fermi blazar candidates of uncertain type with TNG and DOT: First Results

Alberto Dom\'inguez, Amanda Olmo-Garc\'Ia, Armando Gil de Paz, Brajesh Kumar, Nuria \'Alvarez Crespo, Patricia S\'anchez-Bl\'azquez, Vaidehi S. Paliya

arxiv:2209.06518 v1 · 2022-09-14 · astro-ph.HE · 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{JMDF3FUC2EB6UNCWPOLM3PK6UR}

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	2026-07-05T05:01:31.362868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b065d9682d103ea34567b96cdbd5ea46c462f7bf8e1dcf676883bf7e9dda432

Aliases

arxiv: 2209.06518 · arxiv_version: 2209.06518v1 · doi: 10.48550/arxiv.2209.06518 · pith_short_12: JMDF3FUC2EB6 · pith_short_16: JMDF3FUC2EB6UNCW · pith_short_8: JMDF3FUC

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/JMDF3FUC2EB6UNCWPOLM3PK6UR \
  | 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: 4b065d9682d103ea34567b96cdbd5ea46c462f7bf8e1dcf676883bf7e9dda432

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "079f50098969f54e877f88369e477935fcf3810a6c7853c416c08842ed92d000",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-09-14T09:42:32Z",
    "title_canon_sha256": "a49acefd8a889e1e3ab46c209fa2c0293d4763c805686667727aeb99758d9413"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.06518",
    "kind": "arxiv",
    "version": 1
  }
}