Pith Number

pith:HTBSEI3B

pith:2019:HTBSEI3BDA24AIT7WL3S6SOO7Y

not attested not anchored not stored refs pending

U4D: Unsupervised 4D Dynamic Scene Understanding

Adrian Hilton, Armin Mustafa, Chris Russell

arxiv:1907.09905 v1 · 2019-07-23 · 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{HTBSEI3BDA24AIT7WL3S6SOO7Y}

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	2026-05-17T23:39:49.764246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cc32223611835c0227fb2f72f49cefe1427920c315f012e4e952420155f7268

Aliases

arxiv: 1907.09905 · arxiv_version: 1907.09905v1 · doi: 10.48550/arxiv.1907.09905 · pith_short_12: HTBSEI3BDA24 · pith_short_16: HTBSEI3BDA24AIT7 · pith_short_8: HTBSEI3B

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/HTBSEI3BDA24AIT7WL3S6SOO7Y \
  | 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: 3cc32223611835c0227fb2f72f49cefe1427920c315f012e4e952420155f7268

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcf0155197cfcab4f8fa6d83b2711a1cffe3bd3c453e6e1feb52e89e2d053ead",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-23T14:25:27Z",
    "title_canon_sha256": "eb66cd1339a983eea1d792f1771225f47c2c92795073f8297c417508c7c6575c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09905",
    "kind": "arxiv",
    "version": 1
  }
}