Pith Number

pith:3546WMU6

pith:2018:3546WMU6LHD4E2H7HL6QHFKH7F

not attested not anchored not stored refs pending

On location-allocation problems for dimensional facilities

Justo Puerto, Lina Mallozzi, Mois\'es Rodr\'iguez-Madrena

arxiv:1806.10074 v1 · 2018-06-26 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3546WMU6LHD4E2H7HL6QHFKH7F}

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	2026-05-18T00:12:20.016250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df79eb329e59c7c268ff3afd039547f95f26bcd338c49e0620d7714407f57847

Aliases

arxiv: 1806.10074 · arxiv_version: 1806.10074v1 · doi: 10.48550/arxiv.1806.10074 · pith_short_12: 3546WMU6LHD4 · pith_short_16: 3546WMU6LHD4E2H7 · pith_short_8: 3546WMU6

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/3546WMU6LHD4E2H7HL6QHFKH7F \
  | 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: df79eb329e59c7c268ff3afd039547f95f26bcd338c49e0620d7714407f57847

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51023ac0463b482ae76fa7da7219ff52b415384617813b4392b57751e25f6a25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-06-26T15:49:48Z",
    "title_canon_sha256": "2d6d914ddff81cf8b625f206a1e935167fea03e5f49197261c60be9a86702fdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.10074",
    "kind": "arxiv",
    "version": 1
  }
}