Pith Number

pith:HTWXZHRZ

pith:2018:HTWXZHRZDUIHPP363OK325TSTH

not attested not anchored not stored refs pending

DeepFirearm: Learning Discriminative Feature Representation for Fine-grained Firearm Retrieval

Jiedong Hao, Jing Dong, Tieniu Tan, Wei Wang

arxiv:1806.02984 v2 · 2018-06-08 · 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{HTWXZHRZDUIHPP363OK325TSTH}

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	2026-05-18T00:13:43.908985Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ced7c9e391d1077bf7edb95bd767299e8e0cd38dd6f0b65be189158ce5a87db

Aliases

arxiv: 1806.02984 · arxiv_version: 1806.02984v2 · doi: 10.48550/arxiv.1806.02984 · pith_short_12: HTWXZHRZDUIH · pith_short_16: HTWXZHRZDUIHPP36 · pith_short_8: HTWXZHRZ

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/HTWXZHRZDUIHPP363OK325TSTH \
  | 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: 3ced7c9e391d1077bf7edb95bd767299e8e0cd38dd6f0b65be189158ce5a87db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee0f5ea703ff1eea1c3048a5ba4d05e2f8d92899161022b7e9b31cade43d90a2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-06-08T06:45:32Z",
    "title_canon_sha256": "40e2d039782198caa6ca7f7916de636db91a6ad56311ec71f545fa036ba2fa9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.02984",
    "kind": "arxiv",
    "version": 2
  }
}