Pith Number

pith:FVFHUA3U

pith:2005:FVFHUA3UDWZCYI5ZFSABXNWLB2

not attested not anchored not stored refs pending

Deceleration from Entrainment in the jet of the quasar 1136-135?

C.C. Cheung, C. M. Urry, F. Tavecchio, J. F. C. Wardle, L. Maraschi, M. Gliozzi, R.M. Sambruna

arxiv:astro-ph/0512389 v1 · 2005-12-15 · 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{FVFHUA3UDWZCYI5ZFSABXNWLB2}

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	2026-07-04T17:14:44.338548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d4a7a03741db22c23b92c801bb6cb0eb3129e4347bd8d9d7a97c055d630ff79

Aliases

arxiv: astro-ph/0512389 · arxiv_version: astro-ph/0512389v1 · doi: 10.48550/arxiv.astro-ph/0512389 · pith_short_12: FVFHUA3UDWZC · pith_short_16: FVFHUA3UDWZCYI5Z · pith_short_8: FVFHUA3U

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/FVFHUA3UDWZCYI5ZFSABXNWLB2 \
  | 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: 2d4a7a03741db22c23b92c801bb6cb0eb3129e4347bd8d9d7a97c055d630ff79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "534f326a37643d3ae6549e7552a6c06ac94a18729e99fd2b8c716fc9f04cb9e6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-12-15T10:17:17Z",
    "title_canon_sha256": "eace30e72499663a99ebdd53a74ccb9d4f4e7e39be94c1d8f69c4c94d8bed627"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0512389",
    "kind": "arxiv",
    "version": 1
  }
}