Pith Number

pith:WEMM3JKN

pith:2017:WEMM3JKN5XZ3LL7FA72FQY6KW4

not attested not anchored not stored refs pending

On the Optical-to-Silicate Extinction Ratio as a Probe of the Dust Size in Active Galactic Nuclei

Aigen Li, B.W. Jiang, Z.Z. Shao

arxiv:1704.01103 v1 · 2017-04-04 · 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{WEMM3JKN5XZ3LL7FA72FQY6KW4}

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.

Cited by

1 paper in Pith

Nuclear Activity and Host Galaxy Properties of Low-Luminosity AGN Identified from VLA Observations

Receipt and verification

First computed	2026-05-18T00:44:51.207207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b118cda54dedf3b5afe507f45863cab7116a14be8b6ad0dc19be19f62f0f1f5a

Aliases

arxiv: 1704.01103 · arxiv_version: 1704.01103v1 · doi: 10.48550/arxiv.1704.01103 · pith_short_12: WEMM3JKN5XZ3 · pith_short_16: WEMM3JKN5XZ3LL7F · pith_short_8: WEMM3JKN

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/WEMM3JKN5XZ3LL7FA72FQY6KW4 \
  | 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: b118cda54dedf3b5afe507f45863cab7116a14be8b6ad0dc19be19f62f0f1f5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88107c5f7d3b8da0278843400b6ee27ce2471806c89e99636462a6c08625fc68",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-04-04T16:47:54Z",
    "title_canon_sha256": "204932aeef73db2bcca7e970b9998efeb99b0768b4b50ef1707e3bb51907347a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.01103",
    "kind": "arxiv",
    "version": 1
  }
}