Pith Number

pith:WDYBY5JW

pith:2020:WDYBY5JW6ONUMWQXXFZQDNK2NF

not attested not anchored not stored refs pending

Efficient video annotation with visual interpolation and frame selection guidance

A. Kuznetsova, A. Talati, K. Simmons, V. Ferrari, Y. Luo

arxiv:2012.12554 v1 · 2020-12-23 · cs.CV · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDYBY5JW6ONUMWQXXFZQDNK2NF}

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	2026-07-05T02:01:37.514027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0f01c7536f39b465a17b97301b55a6957d25cf54c839a7220741d1983c3b68c

Aliases

arxiv: 2012.12554 · arxiv_version: 2012.12554v1 · doi: 10.48550/arxiv.2012.12554 · pith_short_12: WDYBY5JW6ONU · pith_short_16: WDYBY5JW6ONUMWQX · pith_short_8: WDYBY5JW

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/WDYBY5JW6ONUMWQXXFZQDNK2NF \
  | 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: b0f01c7536f39b465a17b97301b55a6957d25cf54c839a7220741d1983c3b68c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f47183d4ccebb87710d7ad9e26adaaf84b4882ea1ea84660f2a30ac57f467eb",
    "cross_cats_sorted": [
      "cs.HC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-12-23T09:31:40Z",
    "title_canon_sha256": "40ae2485e11ecb9fc71964c9426a37782371ac3ba185a7eb8f5719cdc1adb7ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.12554",
    "kind": "arxiv",
    "version": 1
  }
}