Pith Number

pith:CIDT53IG

pith:2018:CIDT53IGOWHJKLA6UY2AMXROAL

not attested not anchored not stored refs pending

Variational 3D-PIV with Sparse Descriptors

Christoph Vogel, Katrin Lasinger, Konrad Schindler, Thomas Pock

arxiv:1804.02872 v1 · 2018-04-09 · cs.CV · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CIDT53IGOWHJKLA6UY2AMXROAL}

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	2026-05-18T00:15:14.735205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12073eed06758e952c1ea634065e2e02d81b0e629c558373bc8142fa85b9f319

Aliases

arxiv: 1804.02872 · arxiv_version: 1804.02872v1 · doi: 10.48550/arxiv.1804.02872 · pith_short_12: CIDT53IGOWHJ · pith_short_16: CIDT53IGOWHJKLA6 · pith_short_8: CIDT53IG

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/CIDT53IGOWHJKLA6UY2AMXROAL \
  | 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: 12073eed06758e952c1ea634065e2e02d81b0e629c558373bc8142fa85b9f319

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b012649356b92d8e4b7f57d47fc2c24ecea3f56a6abbbf078008c72e5fc0d939",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-09T09:09:25Z",
    "title_canon_sha256": "e26f34df4d1eabedafae8a7cb886d250a8bcf4828e72ce2d0e2fe060b57cbea7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02872",
    "kind": "arxiv",
    "version": 1
  }
}