Pith Number

pith:ITXKHKNP

pith:2020:ITXKHKNPXDMEFSY27LJJULBUFB

not attested not anchored not stored refs pending

A Survey on Deep Hashing Methods

Chong Chen, Daqing Wu, Haixin Wang, Jianqiang Huang, Minghua Deng, Xian-Sheng Hua, Xiao Luo

arxiv:2003.03369 v5 · 2020-03-04 · 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{ITXKHKNPXDMEFSY27LJJULBUFB}

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	2026-07-05T04:17:02.092074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44eea3a9afb8d842cb1afad29a2c342874c45e9c1da92366114c9ae02ec54290

Aliases

arxiv: 2003.03369 · arxiv_version: 2003.03369v5 · doi: 10.48550/arxiv.2003.03369 · pith_short_12: ITXKHKNPXDME · pith_short_16: ITXKHKNPXDMEFSY2 · pith_short_8: ITXKHKNP

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/ITXKHKNPXDMEFSY27LJJULBUFB \
  | 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: 44eea3a9afb8d842cb1afad29a2c342874c45e9c1da92366114c9ae02ec54290

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "856043dfcdd13cd696f543c4cce6f6ac856a83ffa0f7f87ad8021718c0b85eee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-03-04T08:25:15Z",
    "title_canon_sha256": "65af2455e94ec6f22b33b5807c4f548ae28f632ba0a3129cbabc5bf8324053d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.03369",
    "kind": "arxiv",
    "version": 5
  }
}