Pith Number

pith:RVRQV6UK

pith:2012:RVRQV6UKV2TENTAMNUUMY4S2PF

not attested not anchored not stored refs pending

Rapid Infrared Variability of Three Radio-loud Narrow-line Seyfert 1 Galaxies: A View from the Wide-field Infrared Survey Explorer

Hong-yan Zhou, Luis C. Ho, Ning Jiang, Peng Jiang, Qiguo Tian, Ting-Gui Wang, Tuo Ji, Weimin Yuan, Xiao-Bo Dong

arxiv:1210.2800 v1 · 2012-10-10 · astro-ph.HE · astro-ph.CO

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

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	2026-05-18T01:54:03.646714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d630afa8aaea646cc0c6d28cc725a79624618131ab10c817c931be9d69016b6

Aliases

arxiv: 1210.2800 · arxiv_version: 1210.2800v1 · doi: 10.48550/arxiv.1210.2800 · pith_short_12: RVRQV6UKV2TE · pith_short_16: RVRQV6UKV2TENTAM · pith_short_8: RVRQV6UK

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/RVRQV6UKV2TENTAMNUUMY4S2PF \
  | 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: 8d630afa8aaea646cc0c6d28cc725a79624618131ab10c817c931be9d69016b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99a9302f0364e16fc3fa6014749fe5d72607ef6d73451109d91bdb4d7b4e08f9",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-10-10T04:44:32Z",
    "title_canon_sha256": "e6adaf51cb7040ac477407a378a7d7334bac7715fedd312049a4c308b8a49443"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.2800",
    "kind": "arxiv",
    "version": 1
  }
}