Pith Number

pith:PQ3YW55G

pith:2018:PQ3YW55GBPCBDXSLEGE4FLMM45

not attested not anchored not stored refs pending

Estimating Shape of Target Object Moving on Unknown Trajectory by Using Location-Unknown Distance Sensors: Theoretical Framework

Hiroki Ikeuchi, Hiroshi Saito

arxiv:1803.04092 v2 · 2018-03-12 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQ3YW55GBPCBDXSLEGE4FLMM45}

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	2026-05-18T00:20:43.989753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c378b77a60bc411de4b2189c2ad8ce7547d4635e9632f2e00705d54834b3047

Aliases

arxiv: 1803.04092 · arxiv_version: 1803.04092v2 · doi: 10.48550/arxiv.1803.04092 · pith_short_12: PQ3YW55GBPCB · pith_short_16: PQ3YW55GBPCBDXSL · pith_short_8: PQ3YW55G

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/PQ3YW55GBPCBDXSLEGE4FLMM45 \
  | 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: 7c378b77a60bc411de4b2189c2ad8ce7547d4635e9632f2e00705d54834b3047

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe625f8e11cbff6e38b32b7478cb78534de3c90f66f540b94388e12804369acd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-03-12T02:27:10Z",
    "title_canon_sha256": "682f655908f4b3f2c95371327f5f9e6f1ffc848a62aee34e690bb838a86a104e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.04092",
    "kind": "arxiv",
    "version": 2
  }
}