Pith Number

pith:O4ROMBDP

pith:2021:O4ROMBDPFRDYBERTKUAAWGQHGZ

not attested not anchored not stored refs pending

TagPick: A System for Bridging Micro-Video Hashtags and E-commerce Categories

Dingxian Wang, Guandong Xu, Hanzhang Wang, Hongxu Chen, Li He

arxiv:2109.02094 v1 · 2021-09-05 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O4ROMBDPFRDYBERTKUAAWGQHGZ}

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	2026-07-05T03:11:38.979080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7722e6046f2c4780923355000b1a073674fe88b45dae1e70e12002b1b5399f1f

Aliases

arxiv: 2109.02094 · arxiv_version: 2109.02094v1 · doi: 10.48550/arxiv.2109.02094 · pith_short_12: O4ROMBDPFRDY · pith_short_16: O4ROMBDPFRDYBERT · pith_short_8: O4ROMBDP

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/O4ROMBDPFRDYBERTKUAAWGQHGZ \
  | 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: 7722e6046f2c4780923355000b1a073674fe88b45dae1e70e12002b1b5399f1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0908350ba40c2ca41d967f6e54ee8a0cc19d3ffdf5a44700d89b384b3aa35f19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2021-09-05T15:05:29Z",
    "title_canon_sha256": "42e9c7809f52fb17c838da5cffae338429ad66dc790ba3a96faf0d360d3281eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02094",
    "kind": "arxiv",
    "version": 1
  }
}