Pith Number

pith:SYNO4HSO

pith:2013:SYNO4HSOCWMQG7BXK6LX72M5AB

not attested not anchored not stored refs pending

Tracking the Tracker from its Passive Sonar ML-PDA Estimates

D. Ciuonzo, P. K. Willett, Y. Bar-Shalom

arxiv:1304.2707 v1 · 2013-04-09 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SYNO4HSOCWMQG7BXK6LX72M5AB}

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	2026-05-18T03:28:30.953560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

961aee1e4e1599037c3757977fe99d00608a4a01b7f4815b8a3010fdfcb5131f

Aliases

arxiv: 1304.2707 · arxiv_version: 1304.2707v1 · doi: 10.48550/arxiv.1304.2707 · pith_short_12: SYNO4HSOCWMQ · pith_short_16: SYNO4HSOCWMQG7BX · pith_short_8: SYNO4HSO

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/SYNO4HSOCWMQG7BXK6LX72M5AB \
  | 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: 961aee1e4e1599037c3757977fe99d00608a4a01b7f4815b8a3010fdfcb5131f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef5075d214c9cc25b0874d5d0584f1c620bfcecd6c26c0498387aba1438ef794",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2013-04-09T19:55:31Z",
    "title_canon_sha256": "e1a519b7429edb3bc0817ba84189434b4f5a375838678d7690b19fb2f225032f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2707",
    "kind": "arxiv",
    "version": 1
  }
}