Pith Number

pith:PPUJ34GM

pith:2001:PPUJ34GML3VY4YWDARCDVPAVCK

not attested not anchored not stored refs pending

An AGN Identification for 3EG J2006-2321

A. M. Magalhaes, D. J. Thompson, J. P. Halpern, P. M. Wallace

arxiv:astro-ph/0112568 v1 · 2001-12-31 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PPUJ34GML3VY4YWDARCDVPAVCK}

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	2026-07-04T16:24:49.540584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7be89df0cc5eeb8e62c304443abc1512a3e39c08754046385d9eee20a097826e

Aliases

arxiv: astro-ph/0112568 · arxiv_version: astro-ph/0112568v1 · doi: 10.48550/arxiv.astro-ph/0112568 · pith_short_12: PPUJ34GML3VY · pith_short_16: PPUJ34GML3VY4YWD · pith_short_8: PPUJ34GM

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/PPUJ34GML3VY4YWDARCDVPAVCK \
  | 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: 7be89df0cc5eeb8e62c304443abc1512a3e39c08754046385d9eee20a097826e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cae14f10656bc4e9e158fc142b14aff7111e12057a9ef05aa7692af3c0c0eb08",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-12-31T16:06:02Z",
    "title_canon_sha256": "b754f5fa94fdd20ab36806a6ee0ddf5d6c5947b3dc8dff77e5c8ca05aa1aea70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0112568",
    "kind": "arxiv",
    "version": 1
  }
}