Pith Number

pith:5QPXTR27

pith:2015:5QPXTR275NEE5CJKS5Q6VFA2KC

not attested not anchored not stored refs pending

A VLBI survey of compact broad absorption line quasars with balnicity index BI>0

C. Roskowinski, K. Katarzynski, M. Ceglowski, M. Kunert-Bajraszewska

arxiv:1507.00998 v1 · 2015-07-03 · astro-ph.GA · 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{5QPXTR275NEE5CJKS5Q6VFA2KC}

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	2026-05-18T01:36:52.592812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec1f79c75feb484e892a9761ea941a50a86a8c8dfad33dfa9e1884987dd7030c

Aliases

arxiv: 1507.00998 · arxiv_version: 1507.00998v1 · doi: 10.48550/arxiv.1507.00998 · pith_short_12: 5QPXTR275NEE · pith_short_16: 5QPXTR275NEE5CJK · pith_short_8: 5QPXTR27

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/5QPXTR275NEE5CJKS5Q6VFA2KC \
  | 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: ec1f79c75feb484e892a9761ea941a50a86a8c8dfad33dfa9e1884987dd7030c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "774714d430d6f41c801d95f94aa01d8b4baddae4d191530c726a33ff703630ff",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-03T10:27:43Z",
    "title_canon_sha256": "c887438d423d5ffea74acaacba0828e66dd246cf78c82268215349338930bf76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00998",
    "kind": "arxiv",
    "version": 1
  }
}