Pith Number

pith:6264WDD7

pith:2011:6264WDD73JDUF2HDQQODIUL4L5

not attested not anchored not stored refs pending

A spectacular outflow in an obscured quasar

Jenny E. Greene (Princeton), Nadia L. Zakamska (JHU), Paul S. Smith (Steward)

arxiv:1112.3358 v1 · 2011-12-14 · 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{6264WDD73JDUF2HDQQODIUL4L5}

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	2026-05-18T01:59:09.670990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f6bdcb0c7fda4742e8e3841c34517c5f799a484eb55ab4deed44959e83e10c3d

Aliases

arxiv: 1112.3358 · arxiv_version: 1112.3358v1 · doi: 10.48550/arxiv.1112.3358 · pith_short_12: 6264WDD73JDU · pith_short_16: 6264WDD73JDUF2HD · pith_short_8: 6264WDD7

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/6264WDD73JDUF2HDQQODIUL4L5 \
  | 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: f6bdcb0c7fda4742e8e3841c34517c5f799a484eb55ab4deed44959e83e10c3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a50aefd21b8531b15a76bc5a03eb0d01360b52ae67ee4501569790661c0aa83",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-14T21:08:15Z",
    "title_canon_sha256": "8f1c45a15890151bab3a99026b35f288d3c5bf271957a963d8ff83d430acaf47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.3358",
    "kind": "arxiv",
    "version": 1
  }
}