Pith Number

pith:7Z5M4D4G

pith:2018:7Z5M4D4GJ37WD2C33VT3ODUXID

not attested not anchored not stored refs pending

Tight Approximation Ratio of Anonymous Pricing

Pinyan Lu, Qi Qi, Tao Xiao, Yaonan Jin, Zhihao Gavin Tang

arxiv:1811.00763 v1 · 2018-11-02 · 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{7Z5M4D4GJ37WD2C33VT3ODUXID}

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	2026-05-18T00:01:42.244374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe7ace0f864eff61e85bdd67b70e9740dbfa3e91b4bc44efb8cf5cbc4d400241

Aliases

arxiv: 1811.00763 · arxiv_version: 1811.00763v1 · doi: 10.48550/arxiv.1811.00763 · pith_short_12: 7Z5M4D4GJ37W · pith_short_16: 7Z5M4D4GJ37WD2C3 · pith_short_8: 7Z5M4D4G

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/7Z5M4D4GJ37WD2C33VT3ODUXID \
  | 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: fe7ace0f864eff61e85bdd67b70e9740dbfa3e91b4bc44efb8cf5cbc4d400241

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "955b1fa37e7013e755d7de76be24441f14ff2c17b13b8616c1fe1b226fc1ea51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2018-11-02T07:35:30Z",
    "title_canon_sha256": "e44c1ea6a92ab318fc150d41e5a28e91b4a39f5bd059fef1459ac9d657429883"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.00763",
    "kind": "arxiv",
    "version": 1
  }
}