Pith Number

pith:ZFVY7AOL

pith:2017:ZFVY7AOL5ZVLHKRQGOBOKQTAJU

not attested not anchored not stored refs pending

Structure- & Physics- Preserving Reductions of Power Grid Models

Colin Grudzien, Deepjyoti Deka, Michael Chertkov, Scott N Backhaus

arxiv:1707.03672 v3 · 2017-07-10 · 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{ZFVY7AOL5ZVLHKRQGOBOKQTAJU}

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	2026-05-18T00:04:08.274925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c96b8f81cbee6ab3aa303382e542604d238b7c664d75a17273790644927b754c

Aliases

arxiv: 1707.03672 · arxiv_version: 1707.03672v3 · doi: 10.48550/arxiv.1707.03672 · pith_short_12: ZFVY7AOL5ZVL · pith_short_16: ZFVY7AOL5ZVLHKRQ · pith_short_8: ZFVY7AOL

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/ZFVY7AOL5ZVLHKRQGOBOKQTAJU \
  | 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: c96b8f81cbee6ab3aa303382e542604d238b7c664d75a17273790644927b754c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f129ec8f4fde0b2e395e2b8ea488ea23bf9049ef9180f19786ebf0176460214",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-07-10T10:21:06Z",
    "title_canon_sha256": "70e729c18aa2da908f2d9524ffb46da8e5ebfd6ec0975de32ac63cb2c74dae1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.03672",
    "kind": "arxiv",
    "version": 3
  }
}