Pith Number

pith:AKYFGERG

pith:2015:AKYFGERG2ZAD6BFJEUELKV2J2R

not attested not anchored not stored refs pending

Pricing Queries Approximately Optimally

Johannes Gehrke, Vasilis Syrgkanis

arxiv:1508.05347 v3 · 2015-08-21 · cs.GT · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AKYFGERG2ZAD6BFJEUELKV2J2R}

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	2026-05-18T01:34:47.359513Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02b0531226d6403f04a92508b55749d47d2d982e7c3666f36e65f744a7dde14f

Aliases

arxiv: 1508.05347 · arxiv_version: 1508.05347v3 · doi: 10.48550/arxiv.1508.05347 · pith_short_12: AKYFGERG2ZAD · pith_short_16: AKYFGERG2ZAD6BFJ · pith_short_8: AKYFGERG

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/AKYFGERG2ZAD6BFJEUELKV2J2R \
  | 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: 02b0531226d6403f04a92508b55749d47d2d982e7c3666f36e65f744a7dde14f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd23e056e48fa8bc68ab7d1d0ad4355a306dcee1a7eb633bc5a3cfae7e92896c",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2015-08-21T18:19:28Z",
    "title_canon_sha256": "fe3fb662b7b05520b1f1a96430230d8981a6916e4a8524382d104b2949eca4bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.05347",
    "kind": "arxiv",
    "version": 3
  }
}