Pith Number

pith:QHV3WELE

pith:2018:QHV3WELE7W22IRHXLPTHPZTDLZ

not attested not anchored not stored refs pending

Detecting solar system objects with convolutional neural networks

Beno\^it Carry, Bruno Altieri, Luca Conversi, Maggie Lieu

arxiv:1807.10912 v2 · 2018-07-28 · astro-ph.IM · astro-ph.EP

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	2026-05-17T23:51:19.658254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81ebbb1164fdb5a444f75be677e6635e5695256151658bf515d88b649bf59bb2

Aliases

arxiv: 1807.10912 · arxiv_version: 1807.10912v2 · doi: 10.48550/arxiv.1807.10912 · pith_short_12: QHV3WELE7W22 · pith_short_16: QHV3WELE7W22IRHX · pith_short_8: QHV3WELE

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/QHV3WELE7W22IRHXLPTHPZTDLZ \
  | 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: 81ebbb1164fdb5a444f75be677e6635e5695256151658bf515d88b649bf59bb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "146f9d6323c9f8ca0c2277aea6f17eeacd0897e8d872d5cb0381096dee8ce90c",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-07-28T08:39:48Z",
    "title_canon_sha256": "e70f1d67b2beaf90e47e5057e23a935136a0523ca705f7f58e85f2dcd0b4bbcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10912",
    "kind": "arxiv",
    "version": 2
  }
}