Pith Number

pith:I2WBOG3H

pith:2016:I2WBOG3H7VV7E2K75TUOEWYMPK

not attested not anchored not stored refs pending

On the Configuration-LP of the Restricted Assignment Problem

Klaus Jansen, Lars Rohwedder

arxiv:1611.01934 v2 · 2016-11-07 · 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{I2WBOG3H7VV7E2K75TUOEWYMPK}

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	2026-05-18T00:52:55.013391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46ac171b67fd6bf2695fece8e25b0c7aa3244136b0b76436342b746da3e4d60e

Aliases

arxiv: 1611.01934 · arxiv_version: 1611.01934v2 · doi: 10.48550/arxiv.1611.01934 · pith_short_12: I2WBOG3H7VV7 · pith_short_16: I2WBOG3H7VV7E2K7 · pith_short_8: I2WBOG3H

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/I2WBOG3H7VV7E2K75TUOEWYMPK \
  | 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: 46ac171b67fd6bf2695fece8e25b0c7aa3244136b0b76436342b746da3e4d60e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8a7ae02207b72a3ac1c7adf5de046fce3cc202c2cd4eb1b86d853b9dc43b762",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-11-07T08:35:47Z",
    "title_canon_sha256": "de15dedded64b4f712f51e7bf354de86ed77f85dbad6bafee7d4654a5e619877"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01934",
    "kind": "arxiv",
    "version": 2
  }
}