Pith Number

pith:M7MOL4YG

pith:2016:M7MOL4YGUE2RHYW55J3MRVOGNN

not attested not anchored not stored refs pending

Learnable Visual Markers

Oleg Grinchuk, Vadim Lebedev, Victor Lempitsky

arxiv:1610.09237 v1 · 2016-10-28 · 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{M7MOL4YGUE2RHYW55J3MRVOGNN}

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	2026-05-18T01:00:58.701994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67d8e5f306a13513e2ddea76c8d5c66b47fe31d679170a9f634f17078225d242

Aliases

arxiv: 1610.09237 · arxiv_version: 1610.09237v1 · doi: 10.48550/arxiv.1610.09237 · pith_short_12: M7MOL4YGUE2R · pith_short_16: M7MOL4YGUE2RHYW5 · pith_short_8: M7MOL4YG

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/M7MOL4YGUE2RHYW55J3MRVOGNN \
  | 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: 67d8e5f306a13513e2ddea76c8d5c66b47fe31d679170a9f634f17078225d242

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1b2c6c93afdd3a53317181d01173e867f191495b3e61493ff6e8746a830eb41",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-10-28T14:31:02Z",
    "title_canon_sha256": "5dfbc24f82454eabead7bb0f8061ecadb45dee4d04c1cde6518e81203b719936"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.09237",
    "kind": "arxiv",
    "version": 1
  }
}