Pith Number

pith:H7TCJXIX

pith:2016:H7TCJXIX6WVLF2NHGJKCI6FR3M

not attested not anchored not stored refs pending

Embedding by Normalisation

Josef Svenningsson, Philip Wadler, Sam Lindley, Shayan Najd

arxiv:1603.05197 v1 · 2016-03-16 · 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{H7TCJXIX6WVLF2NHGJKCI6FR3M}

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	2026-05-18T01:18:57.892216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3fe624dd17f5aab2e9a732542478b1db23ff09d91d888f636f9027e682304349

Aliases

arxiv: 1603.05197 · arxiv_version: 1603.05197v1 · doi: 10.48550/arxiv.1603.05197 · pith_short_12: H7TCJXIX6WVL · pith_short_16: H7TCJXIX6WVLF2NH · pith_short_8: H7TCJXIX

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/H7TCJXIX6WVLF2NHGJKCI6FR3M \
  | 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: 3fe624dd17f5aab2e9a732542478b1db23ff09d91d888f636f9027e682304349

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5d7d6cc675c3bd9243a4e79126f47229a6ef68c240beef49bc378d8d9708a4c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2016-03-16T18:04:04Z",
    "title_canon_sha256": "4add52797d5c4ed5bc7237a5d970753580abf6b44e6cc8b528b52a853a4bd02b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.05197",
    "kind": "arxiv",
    "version": 1
  }
}