Pith Number

pith:DVPU7UOL

pith:2001:DVPU7UOLTLC7T35NN36HZ7LLBH

not attested not anchored not stored refs pending

Red synchrotron jets in Parkes quasars

(2) Australian National University), Matthew T. Whiting (1), Paul J. Francis (2) ((1) University of Melbourne, Rachel L. Webster (1)

arxiv:astro-ph/0101502 v1 · 2001-01-29 · 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{DVPU7UOLTLC7T35NN36HZ7LLBH}

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	2026-05-18T01:40:44.923792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d5f4fd1cb9ac5f9efad6efc7cfd6b09c422af84418ba5525c2b582dc47a3d71

Aliases

arxiv: astro-ph/0101502 · arxiv_version: astro-ph/0101502v1 · doi: 10.48550/arxiv.astro-ph/0101502 · pith_short_12: DVPU7UOLTLC7 · pith_short_16: DVPU7UOLTLC7T35N · pith_short_8: DVPU7UOL

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/DVPU7UOLTLC7T35NN36HZ7LLBH \
  | 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: 1d5f4fd1cb9ac5f9efad6efc7cfd6b09c422af84418ba5525c2b582dc47a3d71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05d885c59fb482567543dd6b95037a8ce6f47cae4bffac7a110dff880eb65ab3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-29T06:19:34Z",
    "title_canon_sha256": "1b482db933cf30872a071e0df7064e48678d5813e29451bbf2e7b382dfec0d3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101502",
    "kind": "arxiv",
    "version": 1
  }
}