Pith Number

pith:D4YCZRGF

pith:2011:D4YCZRGF55TFN7N4QCCGB5AS2Z

not attested not anchored not stored refs pending

Radio jets and outflows of cold gas

Kapteyn Astronomical Institute), Raffaella Morganti (ASTRON

arxiv:1112.5093 v1 · 2011-12-21 · 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{D4YCZRGF55TFN7N4QCCGB5AS2Z}

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	2026-05-18T04:05:56.226212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f302cc4c5ef6656fdbc808460f412d67db78bd174bca99376d0bf3657a3825e

Aliases

arxiv: 1112.5093 · arxiv_version: 1112.5093v1 · doi: 10.48550/arxiv.1112.5093 · pith_short_12: D4YCZRGF55TF · pith_short_16: D4YCZRGF55TFN7N4 · pith_short_8: D4YCZRGF

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/D4YCZRGF55TFN7N4QCCGB5AS2Z \
  | 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: 1f302cc4c5ef6656fdbc808460f412d67db78bd174bca99376d0bf3657a3825e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a59e4cbad3f22fa2d1ed353411926f3e85b15cab3978e59f5fb33a38e7340b27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-21T16:58:46Z",
    "title_canon_sha256": "82290fc159b0c0ce0d7689410fc71b51210d625532ae511f83baa30b38223a33"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.5093",
    "kind": "arxiv",
    "version": 1
  }
}