Pith Number

pith:BE5D4BFO

pith:2017:BE5D4BFOSX2MQK7ACOUWGYFL6Q

not attested not anchored not stored refs pending

Working hard to know your neighbor's margins: Local descriptor learning loss

Anastasiya Mishchuk, Dmytro Mishkin, Filip Radenovic, Jiri Matas

arxiv:1705.10872 v4 · 2017-05-30 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BE5D4BFOSX2MQK7ACOUWGYFL6Q}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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	2026-05-18T00:26:12.808870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

093a3e04ae95f4c82be013a96360abf43b1e906c6592d0c906fe7877a6de751f

Aliases

arxiv: 1705.10872 · arxiv_version: 1705.10872v4 · doi: 10.48550/arxiv.1705.10872 · pith_short_12: BE5D4BFOSX2M · pith_short_16: BE5D4BFOSX2MQK7A · pith_short_8: BE5D4BFO

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/BE5D4BFOSX2MQK7ACOUWGYFL6Q \
  | 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: 093a3e04ae95f4c82be013a96360abf43b1e906c6592d0c906fe7877a6de751f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d433abc57a85702f92206acfa877c913a63aeaa8c1e8824be33519cf05f6ce57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-05-30T21:23:19Z",
    "title_canon_sha256": "b5b3521a52ce1869fb0a8884886f1e7717a730a2f44b3c571d569ae250bba225"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.10872",
    "kind": "arxiv",
    "version": 4
  }
}