Pith Number

pith:QLBSVUJ3

pith:2020:QLBSVUJ3S2QGOTH6VZHVU3RVIC

not attested not anchored not stored refs pending

Fast Class-wise Updating for Online Hashing

Baochang Zhang, Dacheng Tao, Feiyue Huang, Mingbao Lin, Rongrong Ji, Xiaoshuai Sun, Yonghong Tian

arxiv:2012.00318 v1 · 2020-12-01 · cs.CV · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLBSVUJ3S2QGOTH6VZHVU3RVIC}

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	2026-07-05T01:55:34.882796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82c32ad13b96a0674cfeae4f5a6e354093a61a64c64c39e7b538d354233544d4

Aliases

arxiv: 2012.00318 · arxiv_version: 2012.00318v1 · doi: 10.48550/arxiv.2012.00318 · pith_short_12: QLBSVUJ3S2QG · pith_short_16: QLBSVUJ3S2QGOTH6 · pith_short_8: QLBSVUJ3

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/QLBSVUJ3S2QGOTH6VZHVU3RVIC \
  | 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: 82c32ad13b96a0674cfeae4f5a6e354093a61a64c64c39e7b538d354233544d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c65c37dd8c6dbb1160bcd38b53b3ef46542222ddb48826488c40df37f2ee2aad",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-12-01T07:41:54Z",
    "title_canon_sha256": "4cc2c52aaadb6b8342cff0c8c915614f7f12fa94740503f509d7f80dcdfc96cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.00318",
    "kind": "arxiv",
    "version": 1
  }
}