Pith Number

pith:PKMIDDVA

pith:2017:PKMIDDVANJZSFUXF7R7X5BODEB

not attested not anchored not stored refs pending

Combinatorial Assortment Optimization

Brendan Lucier, Christos Tzamos, Jieming Mao, Nicole Immorlica, Vasilis Syrgkanis

arxiv:1711.02601 v2 · 2017-11-07 · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PKMIDDVANJZSFUXF7R7X5BODEB}

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	2026-05-18T00:31:02.091933Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a98818ea06a7322d2e5fc7f7e85c320406415fd0dcb389055ff946e9cda05d2

Aliases

arxiv: 1711.02601 · arxiv_version: 1711.02601v2 · doi: 10.48550/arxiv.1711.02601 · pith_short_12: PKMIDDVANJZS · pith_short_16: PKMIDDVANJZSFUXF · pith_short_8: PKMIDDVA

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/PKMIDDVANJZSFUXF7R7X5BODEB \
  | 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: 7a98818ea06a7322d2e5fc7f7e85c320406415fd0dcb389055ff946e9cda05d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9515b8cd3bc4b3e8374f1649fdb0419a35b1c24c83ada16d8dcdfc070b00574",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2017-11-07T16:45:40Z",
    "title_canon_sha256": "d326ae0dcba9e7ad0f1e92e5f445cb3bc96118400b4596cdaaac3c96cd030aaa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.02601",
    "kind": "arxiv",
    "version": 2
  }
}