Pith Number

pith:QIL3XCCA

pith:2017:QIL3XCCAQYUN3OSESH7QWMRWRD

not attested not anchored not stored refs pending

Normally hyperbolic surfaces based finite-time transient stability monitoring of power system dynamics

Sambarta Dasgupta, Umesh Vaidya

arxiv:1801.00066 v1 · 2017-12-30 · math.OC · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIL3XCCAQYUN3OSESH7QWMRWRD}

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	2026-05-18T00:26:59.588522Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8217bb88408628ddba4491ff0b323688c6313f429626296cee6d4f53bed32f6e

Aliases

arxiv: 1801.00066 · arxiv_version: 1801.00066v1 · doi: 10.48550/arxiv.1801.00066 · pith_short_12: QIL3XCCAQYUN · pith_short_16: QIL3XCCAQYUN3OSE · pith_short_8: QIL3XCCA

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/QIL3XCCAQYUN3OSESH7QWMRWRD \
  | 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: 8217bb88408628ddba4491ff0b323688c6313f429626296cee6d4f53bed32f6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12bd35a5f56ce2d0ad59afe7e4714ee2077f51ccede8390c5b0c92161245d856",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-12-30T01:07:02Z",
    "title_canon_sha256": "1de9d514633a1556aa8615b52768a14ba2ed559767579cd7ac45fa67de98d46f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.00066",
    "kind": "arxiv",
    "version": 1
  }
}