Pith Number

pith:TFW4OUX3

pith:2015:TFW4OUX36FKQ26DX6S43J2VB4Y

not attested not anchored not stored refs pending

Improved repeatability measures for evaluating performance of feature detectors

Adrian F. Clark, Klaus D. McDonald-Maier, Nadia Kanwal, Shoaib Ehsan

arxiv:1504.07967 v1 · 2015-04-29 · cs.CV · cs.PF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TFW4OUX36FKQ26DX6S43J2VB4Y}

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	2026-05-18T02:17:25.064367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

996dc752fbf1550d7877f4b9b4eaa1e6276c0153e942504cbab3958ff179a7a0

Aliases

arxiv: 1504.07967 · arxiv_version: 1504.07967v1 · doi: 10.48550/arxiv.1504.07967 · pith_short_12: TFW4OUX36FKQ · pith_short_16: TFW4OUX36FKQ26DX · pith_short_8: TFW4OUX3

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/TFW4OUX36FKQ26DX6S43J2VB4Y \
  | 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: 996dc752fbf1550d7877f4b9b4eaa1e6276c0153e942504cbab3958ff179a7a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06ac3987e0054456acf1cd2b365f8a69a4d2dac2b4d41defa849bae685dc4098",
    "cross_cats_sorted": [
      "cs.PF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-04-29T19:01:30Z",
    "title_canon_sha256": "9221697220323f8bcf11119cd6a64e2411692f0172e3c6b2e6577025568b7b69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.07967",
    "kind": "arxiv",
    "version": 1
  }
}