Pith Number

pith:Q2SNUZ5C

pith:2017:Q2SNUZ5CMN2QH3HSFYE74BPOTK

not attested not anchored not stored refs pending

Understanding Traffic Density from Large-Scale Web Camera Data

Guanhang Wu, Jo\~ao P. Costeira, Jos\'e M. F. Moura, Shanghang Zhang

arxiv:1703.05868 v3 · 2017-03-17 · 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{Q2SNUZ5CMN2QH3HSFYE74BPOTK}

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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.

Cited by

1 paper in Pith

Perception of visual numerosity in humans and machines

Receipt and verification

First computed	2026-05-18T00:41:08.856031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86a4da67a2637503ecf22e09fe05ee9a9a73ea098626d80363a87e1382d7a2f6

Aliases

arxiv: 1703.05868 · arxiv_version: 1703.05868v3 · doi: 10.48550/arxiv.1703.05868 · pith_short_12: Q2SNUZ5CMN2Q · pith_short_16: Q2SNUZ5CMN2QH3HS · pith_short_8: Q2SNUZ5C

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/Q2SNUZ5CMN2QH3HSFYE74BPOTK \
  | 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: 86a4da67a2637503ecf22e09fe05ee9a9a73ea098626d80363a87e1382d7a2f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc608c7824eb703a6ff6febf90beee9068760389247204343a8cb8c2143c2f8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-03-17T02:14:27Z",
    "title_canon_sha256": "3fa34a4d07524e3f1398a922c0adc33b6efe9c5a111f686e158d4dd38782b1c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05868",
    "kind": "arxiv",
    "version": 3
  }
}