Pith Number

pith:A5F2HWCM

pith:2024:A5F2HWCMESEYLPJUYLUXG4PORN

not attested not anchored not stored refs pending

What is Point Supervision Worth in Video Instance Segmentation?

Abhinav Shrivastava, Anima Anandkumar, De-An Huang, Jose M. Alvarez, Shiyi Lan, Shuaiyi Huang, Subhashree Radhakrishnan, Zhiding Yu

arxiv:2404.01990 v1 · 2024-04-01 · 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{A5F2HWCMESEYLPJUYLUXG4PORN}

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	2026-07-05T08:03:34.497232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

074ba3d84c248985bd34c2e97371ee8b748ff77b0bacc3597b5b30c360e574eb

Aliases

arxiv: 2404.01990 · arxiv_version: 2404.01990v1 · doi: 10.48550/arxiv.2404.01990 · pith_short_12: A5F2HWCMESEY · pith_short_16: A5F2HWCMESEYLPJU · pith_short_8: A5F2HWCM

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/A5F2HWCMESEYLPJUYLUXG4PORN \
  | 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: 074ba3d84c248985bd34c2e97371ee8b748ff77b0bacc3597b5b30c360e574eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f66581a8f3bd6a1fc33fbdc7c98172619231a9cb5256762c0e861ce1757d6d32",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-04-01T17:38:25Z",
    "title_canon_sha256": "53c6b3c06145b21d9f1e1e51a038cc30f888e82b3296947dc39099ae2a2f1089"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.01990",
    "kind": "arxiv",
    "version": 1
  }
}