Pith Number

pith:FC4JPSUU

pith:2022:FC4JPSUUH2KGH2L7TO5HE2KIKT

not attested not anchored not stored refs pending

Spatial-Temporal Map Vehicle Trajectory Detection Using Dynamic Mode Decomposition and Res-UNet+ Neural Networks

Peter J. Jin, Tianya T. Zhang

arxiv:2201.04755 v1 · 2022-01-13 · 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{FC4JPSUUH2KGH2L7TO5HE2KIKT}

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	2026-07-05T06:55:47.430707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b897ca943e9463e97f9bba72694854f1420acea80cba59dc98c0b5af9f7c97

Aliases

arxiv: 2201.04755 · arxiv_version: 2201.04755v1 · doi: 10.48550/arxiv.2201.04755 · pith_short_12: FC4JPSUUH2KG · pith_short_16: FC4JPSUUH2KGH2L7 · pith_short_8: FC4JPSUU

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/FC4JPSUUH2KGH2L7TO5HE2KIKT \
  | 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: 28b897ca943e9463e97f9bba72694854f1420acea80cba59dc98c0b5af9f7c97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea5a2306ac9f904bc6d6990c8ed7744ae5b00bf59d7fc87801ac7dcac4585d6e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-01-13T00:49:24Z",
    "title_canon_sha256": "669e3c366521964e234f1cf8a9c6c117ea5427f82fb162faa8882a307e6410a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.04755",
    "kind": "arxiv",
    "version": 1
  }
}