Pith Number

pith:QUMD7ZF3

pith:2022:QUMD7ZF3TH3ZVQQG6276JEUTAB

not attested not anchored not stored refs pending

Identifying the Dynamics of a System by Leveraging Data from Similar Systems

George Chiu, Lei Xin, Lintao Ye, Shreyas Sundaram

arxiv:2204.05446 v1 · 2022-04-11 · eess.SY · cs.SY · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QUMD7ZF3TH3ZVQQG6276JEUTAB}

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	2026-07-05T04:13:58.057341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85183fe4bb99f79ac206f6bfe492930067df4fb0d5198c4ac5c9b578ed10ba92

Aliases

arxiv: 2204.05446 · arxiv_version: 2204.05446v1 · doi: 10.48550/arxiv.2204.05446 · pith_short_12: QUMD7ZF3TH3Z · pith_short_16: QUMD7ZF3TH3ZVQQG · pith_short_8: QUMD7ZF3

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/QUMD7ZF3TH3ZVQQG6276JEUTAB \
  | 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: 85183fe4bb99f79ac206f6bfe492930067df4fb0d5198c4ac5c9b578ed10ba92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f6c51c80937428c2abc61605925ec0b9f5b0daf0cf9d329a98fdd224aeac5a0",
    "cross_cats_sorted": [
      "cs.SY",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2022-04-11T23:47:06Z",
    "title_canon_sha256": "786eede0b234386ef7cb5c4b0aa30de50c6f5dd502cb83e27ffad5c832ebf5ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.05446",
    "kind": "arxiv",
    "version": 1
  }
}