Pith Number

pith:HCDSDVSG

pith:2021:HCDSDVSG7HWEXBZY3MIHMEECTY

not attested not anchored not stored refs pending

A Generic Object Re-identification System for Short Videos

Bin Li, Guanxian Chen, Tairu Qiu, Xiangyang Xue, Ying Shan, Zhongang Qi

arxiv:2102.05275 v1 · 2021-02-10 · 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{HCDSDVSG7HWEXBZY3MIHMEECTY}

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	2026-07-05T02:14:17.160136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

388721d646f9ec4b8738db107610829e099ccb2ce27fa91ea574baf733abf983

Aliases

arxiv: 2102.05275 · arxiv_version: 2102.05275v1 · doi: 10.48550/arxiv.2102.05275 · pith_short_12: HCDSDVSG7HWE · pith_short_16: HCDSDVSG7HWEXBZY · pith_short_8: HCDSDVSG

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/HCDSDVSG7HWEXBZY3MIHMEECTY \
  | 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: 388721d646f9ec4b8738db107610829e099ccb2ce27fa91ea574baf733abf983

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e073ced71b19b4e4f7500743877ceeba67aa6bdac5ff3108445aa748cd6dbcdb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-02-10T05:45:09Z",
    "title_canon_sha256": "b54ff83ca06a9b47718c05a0b16e86555f2ed846ff41ef700c5d524f5aee74d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05275",
    "kind": "arxiv",
    "version": 1
  }
}