Pith Number

pith:Z5VH4PU5

pith:2021:Z5VH4PU5DOQNGR2DAHHQ6OGSPR

not attested not anchored not stored refs pending

An iterative exact algorithm for the weighted fair sequences problem

Markus Sinnl

arxiv:2108.03024 v1 · 2021-08-06 · 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{Z5VH4PU5DOQNGR2DAHHQ6OGSPR}

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	2026-07-05T03:03:44.874449Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf6a7e3e9d1ba0d3474301cf0f38d27c54f672cf8de5f161efd7498d4e72a0c4

Aliases

arxiv: 2108.03024 · arxiv_version: 2108.03024v1 · doi: 10.48550/arxiv.2108.03024 · pith_short_12: Z5VH4PU5DOQN · pith_short_16: Z5VH4PU5DOQNGR2D · pith_short_8: Z5VH4PU5

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/Z5VH4PU5DOQNGR2DAHHQ6OGSPR \
  | 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: cf6a7e3e9d1ba0d3474301cf0f38d27c54f672cf8de5f161efd7498d4e72a0c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a75239753b98bf9c22ff65bed9950c0e6fb0c06cca514d781cde0e4aa59b391a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-08-06T09:59:02Z",
    "title_canon_sha256": "ea88c2f245b119457d483468da3e14e6f02096ba87232292d50977e20d3e9ea4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.03024",
    "kind": "arxiv",
    "version": 1
  }
}