Pith Number

pith:PVRFHHLC

pith:2010:PVRFHHLCI2W2YIWCEZZS6WXYR7

not attested not anchored not stored refs pending

The jet and counterjet of 3C 270 (NGC 4261) viewed in the X-ray with Chandra

A. Wolter, A. Zezas, D. M. Worrall, E. O'Sullivan, G. Fabbiano, G. Trinchieri, M. Birkinshaw

arxiv:1006.1649 v1 · 2010-06-08 · astro-ph.CO · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-18T02:06:55.918230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d62539d6246adac22c226732f5af88fd46340ee6587746dc3ffdfbe0c8768f1

Aliases

arxiv: 1006.1649 · arxiv_version: 1006.1649v1 · doi: 10.48550/arxiv.1006.1649 · pith_short_12: PVRFHHLCI2W2 · pith_short_16: PVRFHHLCI2W2YIWC · pith_short_8: PVRFHHLC

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/PVRFHHLCI2W2YIWCEZZS6WXYR7 \
  | 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: 7d62539d6246adac22c226732f5af88fd46340ee6587746dc3ffdfbe0c8768f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c763318b68308a573968cb31717387ed88b28838c4d977565b5c6205686f30ec",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-08T20:00:17Z",
    "title_canon_sha256": "df7c0ca97456b106123f804eb952f187df53c4d3a65fe967240fe44b5bdad7a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.1649",
    "kind": "arxiv",
    "version": 1
  }
}