Pith Number

pith:HXTQDHL3

pith:2021:HXTQDHL3N2NGYD4BLKOIU3EXYH

not attested not anchored not stored refs pending

TrAISformer -- A Transformer Network with Sparse Augmented Data Representation and Cross Entropy Loss for AIS-based Vessel Trajectory Prediction

Duong Nguyen, Ronan Fablet

arxiv:2109.03958 v4 · 2021-09-08 · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

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\usepackage{pith}
\pithnumber{HXTQDHL3N2NGYD4BLKOIU3EXYH}

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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

AIS-LLM: A Unified Framework for Maritime Trajectory Prediction, Anomaly Detection, and Collision Risk Assessment with Explainable Forecasting

Receipt and verification

First computed	2026-07-05T07:30:42.010605Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3de7019d7b6e9a6c0f815a9c8a6c97c1ff5175d015333573e1763677571c23c0

Aliases

arxiv: 2109.03958 · arxiv_version: 2109.03958v4 · doi: 10.48550/arxiv.2109.03958 · pith_short_12: HXTQDHL3N2NG · pith_short_16: HXTQDHL3N2NGYD4B · pith_short_8: HXTQDHL3

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/HXTQDHL3N2NGYD4BLKOIU3EXYH \
  | 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: 3de7019d7b6e9a6c0f815a9c8a6c97c1ff5175d015333573e1763677571c23c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2a6dbc15b1fa978740a97373e232e3f57f82caeef89c8ddd146dbe7c186175b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2021-09-08T22:44:33Z",
    "title_canon_sha256": "0dcb453fea354546c121f47b9fa12e4f58f019efacbfc080cd829a2a10b5388c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.03958",
    "kind": "arxiv",
    "version": 4
  }
}