Pith Number

pith:DNUDROSM

pith:2015:DNUDROSMH5V4253JD73GXHHS5S

not attested not anchored not stored refs pending

Transient C IV Broad Absorption Lines in radio detected QSOs

M. Vivek, N. Gupta, R. Srianand

arxiv:1509.08471 v1 · 2015-09-28 · 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{DNUDROSMH5V4253JD73GXHHS5S}

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	2026-05-18T01:27:22.450502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b6838ba4c3f6bcd77691ff66b9cf2ecb2c63bcfdcbafe80348a583358222124

Aliases

arxiv: 1509.08471 · arxiv_version: 1509.08471v1 · doi: 10.48550/arxiv.1509.08471 · pith_short_12: DNUDROSMH5V4 · pith_short_16: DNUDROSMH5V4253J · pith_short_8: DNUDROSM

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/DNUDROSMH5V4253JD73GXHHS5S \
  | 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: 1b6838ba4c3f6bcd77691ff66b9cf2ecb2c63bcfdcbafe80348a583358222124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d1365adae3418bacde822a6318a478a7b5b1cd3cb7495f342689e96e6312619",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-28T20:11:38Z",
    "title_canon_sha256": "7ded5806f50c605e27a37af379c7a397ad63bb07c8abbe81ecf9de6f7f5008c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08471",
    "kind": "arxiv",
    "version": 1
  }
}