Pith Number

pith:K6RI4PH4

pith:2017:K6RI4PH4O4JM6KFUELN6FOE7SG

not attested not anchored not stored refs pending

Truthful Bilateral Trade is Impossible even with Fixed Prices

Avinatan Hassidim, Erel Segal-Halevi

arxiv:1711.08057 v1 · 2017-11-19 · 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{K6RI4PH4O4JM6KFUELN6FOE7SG}

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	2026-05-18T00:29:50.824932Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57a28e3cfc7712cf28b422dbe2b89f918c3dda523975ca5104667d6d9b3efc4a

Aliases

arxiv: 1711.08057 · arxiv_version: 1711.08057v1 · doi: 10.48550/arxiv.1711.08057 · pith_short_12: K6RI4PH4O4JM · pith_short_16: K6RI4PH4O4JM6KFU · pith_short_8: K6RI4PH4

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/K6RI4PH4O4JM6KFUELN6FOE7SG \
  | 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: 57a28e3cfc7712cf28b422dbe2b89f918c3dda523975ca5104667d6d9b3efc4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9779409315f239590da023ec339dccb439770852e7dbc94782bb485ac442088d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2017-11-19T13:50:36Z",
    "title_canon_sha256": "088df6ff8fa2541e770842bf268fa95ace259eb00b6f1f905a7bc7e7cf961a7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.08057",
    "kind": "arxiv",
    "version": 1
  }
}