Pith Number

pith:R54GRTHK

pith:2015:R54GRTHK53PL3TIQ7B6VGWYVRK

not attested not anchored not stored refs pending

How the structure of precedence constraints may change the complexity class of scheduling problems

Damien Prot, Odile Bellenguez-Morineau

arxiv:1510.04833 v3 · 2015-10-16 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R54GRTHK53PL3TIQ7B6VGWYVRK}

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	2026-05-18T00:52:17.672345Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f7868cceaeedebdcd10f87d535b158a889892dc12e59824d81f4f94cdf40d0e

Aliases

arxiv: 1510.04833 · arxiv_version: 1510.04833v3 · doi: 10.48550/arxiv.1510.04833 · pith_short_12: R54GRTHK53PL · pith_short_16: R54GRTHK53PL3TIQ · pith_short_8: R54GRTHK

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/R54GRTHK53PL3TIQ7B6VGWYVRK \
  | 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: 8f7868cceaeedebdcd10f87d535b158a889892dc12e59824d81f4f94cdf40d0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9a2090ec65ad74502b3e345df5fb543de784742307276253e6472aec320c30b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2015-10-16T10:44:32Z",
    "title_canon_sha256": "447f0134031d92966acdcaef3aeeba71e698012a24dbc0f1c3453b63c64485b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04833",
    "kind": "arxiv",
    "version": 3
  }
}