Pith Number

pith:ZCOQGMMF

pith:2011:ZCOQGMMFSHOR5SLD6JCVQR5J3L

not attested not anchored not stored refs pending

The Distance to the Massive Eclipsing Binary LMC-SC1-105 in the Large Magellanic Cloud

Alceste Z. Bonanos, Lucas M. Macri, Norberto Castro, Rolf-Peter Kudritzki

arxiv:1101.1953 v2 · 2011-01-10 · astro-ph.SR · 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	2026-05-18T02:03:43.342426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c89d03318591dd1ec963f2455847a9dac23483bb88479eafb59dc7ae2a7ceeea

Aliases

arxiv: 1101.1953 · arxiv_version: 1101.1953v2 · doi: 10.48550/arxiv.1101.1953 · pith_short_12: ZCOQGMMFSHOR · pith_short_16: ZCOQGMMFSHOR5SLD · pith_short_8: ZCOQGMMF

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/ZCOQGMMFSHOR5SLD6JCVQR5J3L \
  | 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: c89d03318591dd1ec963f2455847a9dac23483bb88479eafb59dc7ae2a7ceeea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bca54ae67cce79c016f38de382239247b37114be21c8bc3388430c56612fc269",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-01-10T21:00:02Z",
    "title_canon_sha256": "a9a376f2c6fb581367c4cccff23540320a61c4fa1f5f610ecbb3b6c4a6356164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1953",
    "kind": "arxiv",
    "version": 2
  }
}