Pith Number

pith:IF4KR5ZQ

pith:2010:IF4KR5ZQHMWV6UNCHWFCNPQUXC

not attested not anchored not stored refs pending

Quasar feedback revealed by giant molecular outflows

Alessandra Lamastra, Chiara Feruglio, Enrico Piconcelli, Fabrizio Fiore, Herve' Aussel, Nicola Menci, Roberto Maiolino

arxiv:1006.1655 v2 · 2010-06-08 · 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{IF4KR5ZQHMWV6UNCHWFCNPQUXC}

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	2026-05-18T02:06:55.880607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4178a8f7303b2d5f51a23d8a26be14b8bfc105855b59b53922eadd564897c7b9

Aliases

arxiv: 1006.1655 · arxiv_version: 1006.1655v2 · doi: 10.48550/arxiv.1006.1655 · pith_short_12: IF4KR5ZQHMWV · pith_short_16: IF4KR5ZQHMWV6UNC · pith_short_8: IF4KR5ZQ

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/IF4KR5ZQHMWV6UNCHWFCNPQUXC \
  | 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: 4178a8f7303b2d5f51a23d8a26be14b8bfc105855b59b53922eadd564897c7b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb539e2345071073b4624896e075f16ce0dc5ccb2236823b93a0a505094aac8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-06-08T20:02:44Z",
    "title_canon_sha256": "616a5ea3226c9d84dd100f5b8cdb55d6bbd52d291756f306bd8ff7d5792f87b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.1655",
    "kind": "arxiv",
    "version": 2
  }
}