Pith Number

pith:U4CHSA32

pith:2010:U4CHSA32FKTFNKJCIVDTLT2DVE

not attested not anchored not stored refs pending

Very Large Array observations of the 8 o'clock arc lens system: Radio emission and a limit on the star-formation rate

Filomena Volino, John P. McKean, Michael A. Garrett, Olaf Wucknitz

arxiv:1010.0655 v1 · 2010-10-04 · astro-ph.CO

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	2026-05-18T02:05:11.777999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a70479037a2aa656a922454735cf43a92cc04877fa4b5ba1cd1ecf5a402a1453

Aliases

arxiv: 1010.0655 · arxiv_version: 1010.0655v1 · doi: 10.48550/arxiv.1010.0655 · pith_short_12: U4CHSA32FKTF · pith_short_16: U4CHSA32FKTFNKJC · pith_short_8: U4CHSA32

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/U4CHSA32FKTFNKJCIVDTLT2DVE \
  | 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: a70479037a2aa656a922454735cf43a92cc04877fa4b5ba1cd1ecf5a402a1453

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a02506991598cbb7a494c205643ed0c979fa43d5442f0d3f3fce5c060179403",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-10-04T18:34:08Z",
    "title_canon_sha256": "889ab370cbea6a8cb5316c91ed382778a8ebcb6823c72770884d2f286d1d7ccb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.0655",
    "kind": "arxiv",
    "version": 1
  }
}