Pith Number

pith:OQQSGREN

pith:2013:OQQSGRENAWFIBDBTWTADEPTKQE

not attested not anchored not stored refs pending

The VVV-SkZ pipeline: an automatic PSF-fitting photometric pipeline for the VVV survey

Andr\'e-Nicolas Chen\'e, Christian Moni Bidin, Doug Geisler, Francesco Mauro, Giovanni Carraro, Javier Alonso-Garc\'ia, Jura Borissova

arxiv:1303.1824 v1 · 2013-03-07 · astro-ph.IM

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	2026-05-18T03:31:32.297811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

742123448d058a808c33b4c0323e6a813f9831b4bffffdc47af9da145b29a217

Aliases

arxiv: 1303.1824 · arxiv_version: 1303.1824v1 · doi: 10.48550/arxiv.1303.1824 · pith_short_12: OQQSGRENAWFI · pith_short_16: OQQSGRENAWFIBDBT · pith_short_8: OQQSGREN

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/OQQSGRENAWFIBDBTWTADEPTKQE \
  | 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: 742123448d058a808c33b4c0323e6a813f9831b4bffffdc47af9da145b29a217

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47a0a92eedb3004ad1bd00ec68f4cf9971313377760d6b54abaae3b8564472f1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-03-07T21:02:53Z",
    "title_canon_sha256": "0a8d409124442cafb43b5750dc9e84dec9dfcda135480aa2791a4d19ee345866"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1824",
    "kind": "arxiv",
    "version": 1
  }
}