Pith Number

pith:SE5QTG4D

pith:2014:SE5QTG4DJL5ASIS3HUHCKG33EM

not attested not anchored not stored refs pending

Hipster: Integrating Theory Exploration in a Proof Assistant

Dan Rosen, Koen Claessen, Moa Johansson, Nicholas Smallbone

arxiv:1405.3426 v1 · 2014-05-14 · cs.LO · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SE5QTG4DJL5ASIS3HUHCKG33EM}

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	2026-05-18T02:51:56.050823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

913b099b834afa09225b3d0e251b7b232ff512fec36bb16f06a4f8ad040e9813

Aliases

arxiv: 1405.3426 · arxiv_version: 1405.3426v1 · doi: 10.48550/arxiv.1405.3426 · pith_short_12: SE5QTG4DJL5A · pith_short_16: SE5QTG4DJL5ASIS3 · pith_short_8: SE5QTG4D

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/SE5QTG4DJL5ASIS3HUHCKG33EM \
  | 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: 913b099b834afa09225b3d0e251b7b232ff512fec36bb16f06a4f8ad040e9813

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96c68ade82f85900d699dc1d258f52ba12126bd600f09b1399426462b2d37b19",
    "cross_cats_sorted": [
      "cs.MS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2014-05-14T09:43:09Z",
    "title_canon_sha256": "52d667ba7c2c259ba7503b589d037ee3b265e166a2a5354b019369dae6e148cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.3426",
    "kind": "arxiv",
    "version": 1
  }
}