Pith Number

pith:TPFKYZ2Z

pith:2017:TPFKYZ2ZLPB5BYK6B3NFEGEU7O

not attested not anchored not stored refs pending

Principal Inertia Components and Applications

Ali Makhdoumi, Flavio P. Calmon, Ken R. Duffy, Mark Christiansen, Mayank Varia, Muriel M\'edard

arxiv:1704.00820 v1 · 2017-04-03 · 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{TPFKYZ2ZLPB5BYK6B3NFEGEU7O}

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	2026-05-18T00:47:19.140003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bcaac67595bc3d0e15e0eda521894fbb26c728e178fded22bc1c0ce18b0d2af

Aliases

arxiv: 1704.00820 · arxiv_version: 1704.00820v1 · doi: 10.48550/arxiv.1704.00820 · pith_short_12: TPFKYZ2ZLPB5 · pith_short_16: TPFKYZ2ZLPB5BYK6 · pith_short_8: TPFKYZ2Z

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/TPFKYZ2ZLPB5BYK6B3NFEGEU7O \
  | 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: 9bcaac67595bc3d0e15e0eda521894fbb26c728e178fded22bc1c0ce18b0d2af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9667ccf238d09efbf425decef0bf50a7e9f3aacac6f22132acdc8832e97e1294",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-04-03T21:46:30Z",
    "title_canon_sha256": "59735accfb24ffc0306923bfd4034e760b348d84d832813dc5576d1078781e7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.00820",
    "kind": "arxiv",
    "version": 1
  }
}