Pith Number

pith:GFBVCCY6

pith:2017:GFBVCCY6RJWB5NBG3G4SBTCPHK

not attested not anchored not stored refs pending

Modeling and identification of uncertain-input systems

Giulio Bottegal, H{\aa}kan Hjalmarsson, Riccardo Sven Risuleo

arxiv:1709.03421 v1 · 2017-09-11 · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFBVCCY6RJWB5NBG3G4SBTCPHK}

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	2026-05-18T00:35:38.464083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3143510b1e8a6c1eb426d9b920cc4f3ab1d004c964d49eead056f1bac3e28212

Aliases

arxiv: 1709.03421 · arxiv_version: 1709.03421v1 · doi: 10.48550/arxiv.1709.03421 · pith_short_12: GFBVCCY6RJWB · pith_short_16: GFBVCCY6RJWB5NBG · pith_short_8: GFBVCCY6

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/GFBVCCY6RJWB5NBG3G4SBTCPHK \
  | 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: 3143510b1e8a6c1eb426d9b920cc4f3ab1d004c964d49eead056f1bac3e28212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08eb113ddea96507bcac4bc6ebc9d90625162b0ff04c29b18ccd652d94dd0f80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-09-11T14:53:38Z",
    "title_canon_sha256": "93a958fbfc615df05c04cf91e484d74dd8a122ffdd85718e54132b373d76776c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03421",
    "kind": "arxiv",
    "version": 1
  }
}