Pith Number

pith:EXULVUC3

pith:2020:EXULVUC3NLFEXJJQHJQQJJTHAT

not attested not anchored not stored refs pending

A new algorithm for the $^K$DMDGP subclass of Distance Geometry Problems

Carlile Lavor, Douglas S. Goncalves, Leo Liberti, Michael Souza

arxiv:2009.05404 v1 · 2020-09-11 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EXULVUC3NLFEXJJQHJQQJJTHAT}

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	2026-07-05T03:31:12.266068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25e8bad05b6aca4ba5303a6104a66704d0b000e1f5f12bc9faea2477b247e728

Aliases

arxiv: 2009.05404 · arxiv_version: 2009.05404v1 · doi: 10.48550/arxiv.2009.05404 · pith_short_12: EXULVUC3NLFE · pith_short_16: EXULVUC3NLFEXJJQ · pith_short_8: EXULVUC3

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/EXULVUC3NLFEXJJQHJQQJJTHAT \
  | 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: 25e8bad05b6aca4ba5303a6104a66704d0b000e1f5f12bc9faea2477b247e728

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51e529f89e5a02b2d293ca4b0be9ddba650326a15e08d2163ad177be422eef7f",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-09-11T12:50:05Z",
    "title_canon_sha256": "45a79ea89648c32759f0ce78977e88ae5484312d6d5e95fd876e321ae91d7924"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.05404",
    "kind": "arxiv",
    "version": 1
  }
}