Pith Number

pith:QBLZ4NAZ

pith:2009:QBLZ4NAZQREOWHE4WEAI634CWN

not attested not anchored not stored refs pending

Structure of the Accretion Flow in Broad-Line Radio Galaxies: The Case of 3C390.3

A.J. Barth, D.R. Ballantyne, F. Tavecchio, J. N. Reeves, J. Tueller, K. T. Lewis, M. Eracleous, M. Gliozzi, P. M. Ogle, R. M. Sambruna, V. Braito

arxiv:0906.0799 v1 · 2009-06-03 · astro-ph.HE · 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{QBLZ4NAZQREOWHE4WEAI634CWN}

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	2026-07-04T15:46:31.275533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80579e34198448eb1c9cb1008f6f82b3450ff02328dd5f969d0e7a6f5c2f7b2d

Aliases

arxiv: 0906.0799 · arxiv_version: 0906.0799v1 · doi: 10.48550/arxiv.0906.0799 · pith_short_12: QBLZ4NAZQREO · pith_short_16: QBLZ4NAZQREOWHE4 · pith_short_8: QBLZ4NAZ

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/QBLZ4NAZQREOWHE4WEAI634CWN \
  | 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: 80579e34198448eb1c9cb1008f6f82b3450ff02328dd5f969d0e7a6f5c2f7b2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c45dfe62a2122363fc3405a2df1d172f2b58540668f4207b30ca93f05c3dc66",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-06-03T23:40:56Z",
    "title_canon_sha256": "cbfe7df62176bb8b43d18ada426e461943a43abefa80da151bfe0643a8b61bdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0799",
    "kind": "arxiv",
    "version": 1
  }
}