Pith Number

pith:UKMM2D65

pith:2013:UKMM2D657ZBOBQHMJ66YIM5LQE

not attested not anchored not stored refs pending

Rapid Angular Expansion of the Ionized Core of CRL 618

D. Tafoya, G. Pech, I. Mart\'i-Vidal, J. P. Fonfr\'ia, L. Loinard, W. H. T. Vlemmings

arxiv:1306.2630 v1 · 2013-06-11 · astro-ph.SR

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	2026-05-18T01:49:23.551892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a298cd0fddfe42e0c0ec4fbd8433ab8109b0e5114731e0af2de97f3a9ffd7239

Aliases

arxiv: 1306.2630 · arxiv_version: 1306.2630v1 · doi: 10.48550/arxiv.1306.2630 · pith_short_12: UKMM2D657ZBO · pith_short_16: UKMM2D657ZBOBQHM · pith_short_8: UKMM2D65

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/UKMM2D657ZBOBQHMJ66YIM5LQE \
  | 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: a298cd0fddfe42e0c0ec4fbd8433ab8109b0e5114731e0af2de97f3a9ffd7239

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23363aefdec813adbd71cb48cc881009e07074db6aa6f406fc340533d2c78e4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-06-11T19:59:56Z",
    "title_canon_sha256": "8b9a77eafd5d0e850ec98c108000fb9cd6891f7618693d5927f3c53fb5914136"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.2630",
    "kind": "arxiv",
    "version": 1
  }
}