Pith Number

pith:UQEMUQBQ

pith:2013:UQEMUQBQS26O3P3RT552FG3ZM5

not attested not anchored not stored refs pending

On the relation between Seyfert 2 accretion rate and environment at z < 0.1

Diego G. Lambas, Georgina V. Coldwell, Ilona K. Soechting, Jorge Diaz Tello, Sebastian Gurovich

arxiv:1310.2618 v1 · 2013-10-09 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQEMUQBQS26O3P3RT552FG3ZM5}

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	2026-05-18T01:47:07.307809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a408ca403096bcedbf719f7ba29b796745db2c94d0887f72d5389a8aaa37c998

Aliases

arxiv: 1310.2618 · arxiv_version: 1310.2618v1 · doi: 10.48550/arxiv.1310.2618 · pith_short_12: UQEMUQBQS26O · pith_short_16: UQEMUQBQS26O3P3R · pith_short_8: UQEMUQBQ

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/UQEMUQBQS26O3P3RT552FG3ZM5 \
  | 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: a408ca403096bcedbf719f7ba29b796745db2c94d0887f72d5389a8aaa37c998

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f8753a34e72f0d216da6d707c09f0300eb1e86881fe083146e70f587302bbf3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-09T20:01:50Z",
    "title_canon_sha256": "c35dbd880bdc7e921aa8a698522e34b08f91ff5b84a9767493b0874b07b6cebd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2618",
    "kind": "arxiv",
    "version": 1
  }
}