Pith Number

pith:PAYG7PL5

pith:2018:PAYG7PL5W4UYQ42UK5IDM4I24U

not attested not anchored not stored refs pending

Markerless tracking of user-defined features with deep learning

Alexander Mathis, Kevin M. Cury, Mackenzie W. Mathis, Matthias Bethge, Pranav Mamidanna, Taiga Abe, Venkatesh N. Murthy

arxiv:1804.03142 v1 · 2018-04-09 · cs.CV · q-bio.NC · q-bio.QM · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PAYG7PL5W4UYQ42UK5IDM4I24U}

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	2026-05-18T00:07:27.756206Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78306fbd7db729887354575036711ae5299b72217872b00a751b4d4797ed5d16

Aliases

arxiv: 1804.03142 · arxiv_version: 1804.03142v1 · doi: 10.48550/arxiv.1804.03142 · pith_short_12: PAYG7PL5W4UY · pith_short_16: PAYG7PL5W4UYQ42U · pith_short_8: PAYG7PL5

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/PAYG7PL5W4UYQ42UK5IDM4I24U \
  | 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: 78306fbd7db729887354575036711ae5299b72217872b00a751b4d4797ed5d16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76b71661358618b556c460999ef7af2b4a23e83cabb85043d7ffbe51929fe282",
    "cross_cats_sorted": [
      "q-bio.NC",
      "q-bio.QM",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-04-09T17:10:39Z",
    "title_canon_sha256": "1d79bfa25a41b5de10107d6177d6100e07977db91eb5e9bb96528a81cd8f16d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03142",
    "kind": "arxiv",
    "version": 1
  }
}