Pith Number

pith:3V6EHQSW

pith:2015:3V6EHQSWTP6US5HMINYQAQVUZH

not attested not anchored not stored refs pending

Mechanism Design via Optimal Transport

Alan Deckelbaum, Christos Tzamos, Constantinos Daskalakis

arxiv:1503.01958 v1 · 2015-03-06 · 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{3V6EHQSWTP6US5HMINYQAQVUZH}

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	2026-05-18T02:25:27.182893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd7c43c2569bfd4974ec43710042b4c9d11a3768cb45a8452e9f3c59803eb034

Aliases

arxiv: 1503.01958 · arxiv_version: 1503.01958v1 · doi: 10.48550/arxiv.1503.01958 · pith_short_12: 3V6EHQSWTP6U · pith_short_16: 3V6EHQSWTP6US5HM · pith_short_8: 3V6EHQSW

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/3V6EHQSWTP6US5HMINYQAQVUZH \
  | 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: dd7c43c2569bfd4974ec43710042b4c9d11a3768cb45a8452e9f3c59803eb034

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7b071c476afe2ad6cdbc1cf5172ec1f321b1cae6c3a64367a57a60533e79863",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2015-03-06T14:01:51Z",
    "title_canon_sha256": "0e79436efd7726d142b35eca9012a8a1969464909d436cd0d8ce3604652f6fe2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01958",
    "kind": "arxiv",
    "version": 1
  }
}