Pith Number

pith:7AMTMII4

pith:2017:7AMTMII46G6WEEHMERARBVOXQJ

not attested not anchored not stored refs pending

Extended narrow-line region in Seyfert galaxies

2), (2) INAF-Osservatorio Astronomico di Brera, (3) School of Physics, (4) Las Campanas Observatory - Carnegie Institution of Washington, Astronomy, Chile.), Enrico Congiu (1, Francesco Di Mille (4), Giovanni La Mura (1), Israel, Italy, La Serena, Marcella Contini (3), Marco Berton (1, Merate (Lc), Michele Frezzato (1), Padova, Piero Rafanelli (1). ((1) Dipartimento di Fisica e Astronomia "G. Galilei", Stefano Ciroi (1), Tel Aviv, Universit\`a di Padova, Valentina Cracco (1)

arxiv:1710.01173 v1 · 2017-10-03 · 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{7AMTMII46G6WEEHMERARBVOXQJ}

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	2026-05-18T00:33:45.112752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f81936211cf1bd6210ec244110d5d7827f18e51c883e81023eb1e786475f6fad

Aliases

arxiv: 1710.01173 · arxiv_version: 1710.01173v1 · doi: 10.48550/arxiv.1710.01173 · pith_short_12: 7AMTMII46G6W · pith_short_16: 7AMTMII46G6WEEHM · pith_short_8: 7AMTMII4

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/7AMTMII46G6WEEHMERARBVOXQJ \
  | 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: f81936211cf1bd6210ec244110d5d7827f18e51c883e81023eb1e786475f6fad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e5accc12936ec2cd159708a598531b7c182aafb187309545e6a542e2a6a6fb2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-10-03T14:06:14Z",
    "title_canon_sha256": "09c4870d114562fd3ef66558325f66afc93f9c83baa1ab9b36feaac7b875e073"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.01173",
    "kind": "arxiv",
    "version": 1
  }
}