Pith Number

pith:FUAQP75H

pith:2018:FUAQP75HIKUGXFJU7UQJRY5OOS

not attested not anchored not stored refs pending

Positive Solutions of Systems of Signed Parametric Polynomial Inequalities

Hoon Hong, Thomas Sturm

arxiv:1804.09705 v1 · 2018-04-25 · cs.SC · cs.LO

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

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	2026-05-18T00:06:28.728398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d0107ffa742a86b9534fd2098e3ae74be4a7a42606d882916b968d5b064bd9d

Aliases

arxiv: 1804.09705 · arxiv_version: 1804.09705v1 · doi: 10.48550/arxiv.1804.09705 · pith_short_12: FUAQP75HIKUG · pith_short_16: FUAQP75HIKUGXFJU · pith_short_8: FUAQP75H

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/FUAQP75HIKUGXFJU7UQJRY5OOS \
  | 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: 2d0107ffa742a86b9534fd2098e3ae74be4a7a42606d882916b968d5b064bd9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "458fa9400256165efc9cfc29f507c326d793163158d2c98606a1b6bcaacb3380",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2018-04-25T17:53:25Z",
    "title_canon_sha256": "4ae6d19df4f55b05514d0bd40551fba5cc232929592c7d1bd60be4c139e85e6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09705",
    "kind": "arxiv",
    "version": 1
  }
}