Pith Number

pith:WWFSKP35

pith:2019:WWFSKP3526ZKFSV4CU2M2MUXDH

not attested not anchored not stored refs pending

Machine and Deep Learning for Crowd Analytics

Muhammad Siraj

arxiv:1909.04150 v1 · 2019-08-25 · 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{WWFSKP3526ZKFSV4CU2M2MUXDH}

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	2026-07-05T00:03:19.167406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b58b253f7dd7b2a2cabc1534cd329719f72df9719ec82e382d413800ad4ae353

Aliases

arxiv: 1909.04150 · arxiv_version: 1909.04150v1 · doi: 10.48550/arxiv.1909.04150 · pith_short_12: WWFSKP3526ZK · pith_short_16: WWFSKP3526ZKFSV4 · pith_short_8: WWFSKP35

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/WWFSKP3526ZKFSV4CU2M2MUXDH \
  | 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: b58b253f7dd7b2a2cabc1534cd329719f72df9719ec82e382d413800ad4ae353

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc70f3bc5bb86cff423d187780d0d2e89784b53d5125171c29dc3a0c75ba1c3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-08-25T23:43:39Z",
    "title_canon_sha256": "2643732b079b866c108cba6f6b2f07c8a664054ccc6693dd410449820e95cf6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.04150",
    "kind": "arxiv",
    "version": 1
  }
}