Pith Number

pith:D6PXTFDM

pith:2015:D6PXTFDM3FYYYRM56FP4AKF6KC

not attested not anchored not stored refs pending

QINL: Query-integrated Languages

David I. Spivak, Patrick Schultz, Ryan Wisnesky

arxiv:1511.06459 v1 · 2015-11-20 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D6PXTFDM3FYYYRM56FP4AKF6KC}

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	2026-05-18T01:26:24.474544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f9f79946cd9718c459df15fc028be5094448cac554ddeea3d546e82bcbb1fe9

Aliases

arxiv: 1511.06459 · arxiv_version: 1511.06459v1 · doi: 10.48550/arxiv.1511.06459 · pith_short_12: D6PXTFDM3FYY · pith_short_16: D6PXTFDM3FYYYRM5 · pith_short_8: D6PXTFDM

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/D6PXTFDM3FYYYRM56FP4AKF6KC \
  | 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: 1f9f79946cd9718c459df15fc028be5094448cac554ddeea3d546e82bcbb1fe9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76a3bdf0314041efe1f39300856adda9c8f7caace19deaf091f185a3b25b6c44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2015-11-20T00:09:02Z",
    "title_canon_sha256": "a8d255a4e4292b2c3a33cf12cd885c64ed58893590ad1d30cdf981127224de05"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06459",
    "kind": "arxiv",
    "version": 1
  }
}