Pith Number

pith:A7VEJWHM

pith:2019:A7VEJWHM4M54T5AO4UBJK3T34F

not attested not anchored not stored refs pending

Output maximization container loading problem with time availability constraints

Alysson M. Costa, Franklina M. B. Toledo, Pedro Castellucci

arxiv:1907.06701 v1 · 2019-07-15 · 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{A7VEJWHM4M54T5AO4UBJK3T34F}

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	2026-05-17T23:40:29.399577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07ea44d8ece33bc9f40ee502956e7be16350032d8e3edae40dbeed89e49c036d

Aliases

arxiv: 1907.06701 · arxiv_version: 1907.06701v1 · doi: 10.48550/arxiv.1907.06701 · pith_short_12: A7VEJWHM4M54 · pith_short_16: A7VEJWHM4M54T5AO · pith_short_8: A7VEJWHM

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/A7VEJWHM4M54T5AO4UBJK3T34F \
  | 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: 07ea44d8ece33bc9f40ee502956e7be16350032d8e3edae40dbeed89e49c036d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc18ff7e734779b32bbd0ecc170cd6b36c86aca4d4661f52378a272c59761ddc",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-07-15T19:05:10Z",
    "title_canon_sha256": "e394eed849d658a190e3f97e4a19a9f0f2a0ad3d17fef9ec5dd813dace70a0dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06701",
    "kind": "arxiv",
    "version": 1
  }
}