Pith Number

pith:OMUUTOEA

pith:2014:OMUUTOEA627DXDUIQ3B7OF7L2A

not attested not anchored not stored refs pending

Colorful bin packing

Gyorgy Dosa, Leah Epstein

arxiv:1404.3990 v1 · 2014-04-15 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMUUTOEA627DXDUIQ3B7OF7L2A}

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	2026-05-18T02:54:13.215870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

732949b880f6be3b8e8886c3f717ebd018a9f2f5dec59850b945035495ae619e

Aliases

arxiv: 1404.3990 · arxiv_version: 1404.3990v1 · doi: 10.48550/arxiv.1404.3990 · pith_short_12: OMUUTOEA627D · pith_short_16: OMUUTOEA627DXDUI · pith_short_8: OMUUTOEA

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/OMUUTOEA627DXDUIQ3B7OF7L2A \
  | 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: 732949b880f6be3b8e8886c3f717ebd018a9f2f5dec59850b945035495ae619e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c971b619044889c88daaa47fb0e26640dd65326eb3dcf7b3adf9fd390de9f13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-04-15T17:12:38Z",
    "title_canon_sha256": "62279e69dd5642416cf49f1ab2a5dbb08afac3754467ad80e4ebd8d09414118c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.3990",
    "kind": "arxiv",
    "version": 1
  }
}