Pith Number

pith:6REH4TWV

pith:2002:6REH4TWVRYNJFS5RP5ZVSK6W5I

not attested not anchored not stored refs pending

The impact of the early stages of radio source evolution on the ISM of the host galaxies

A. Tzioumis, C. Tadhunter, J. Holt, K. Wills, R. Morganti, T. Oosterloo

arxiv:astro-ph/0212321 v1 · 2002-12-13 · 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{6REH4TWVRYNJFS5RP5ZVSK6W5I}

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	2026-07-04T16:31:25.135386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4487e4ed58e1a92cbb17f73592bd6ea3d19b7512b5b4e5bd504d161cbfa46e1

Aliases

arxiv: astro-ph/0212321 · arxiv_version: astro-ph/0212321v1 · doi: 10.48550/arxiv.astro-ph/0212321 · pith_short_12: 6REH4TWVRYNJ · pith_short_16: 6REH4TWVRYNJFS5R · pith_short_8: 6REH4TWV

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/6REH4TWVRYNJFS5RP5ZVSK6W5I \
  | 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: f4487e4ed58e1a92cbb17f73592bd6ea3d19b7512b5b4e5bd504d161cbfa46e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80f9df5f9b40d3f3a9731dcdb117b75a4b882511bfadd2d1a3c80930f489b15f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-12-13T12:24:18Z",
    "title_canon_sha256": "6a3522556046d5402871ac77fdba24a46685c00e833ae06dfd8a529ca79f06ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0212321",
    "kind": "arxiv",
    "version": 1
  }
}