Pith Number

pith:QXHV3RAD

pith:2017:QXHV3RADBWPHQAPHDSCPRWDTJ3

not attested not anchored not stored refs pending

On-Stack Replacement \`a la Carte

Camil Demetrescu, Daniele Cono D'Elia

arxiv:1708.02512 v1 · 2017-08-08 · 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{QXHV3RADBWPHQAPHDSCPRWDTJ3}

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	2026-05-18T00:38:24.054052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85cf5dc4030d9e7801e71c84f8d8734ecf2ccf7565ee4d311b202334e61a19cf

Aliases

arxiv: 1708.02512 · arxiv_version: 1708.02512v1 · doi: 10.48550/arxiv.1708.02512 · pith_short_12: QXHV3RADBWPH · pith_short_16: QXHV3RADBWPHQAPH · pith_short_8: QXHV3RAD

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/QXHV3RADBWPHQAPHDSCPRWDTJ3 \
  | 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: 85cf5dc4030d9e7801e71c84f8d8734ecf2ccf7565ee4d311b202334e61a19cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61582b718aa84924078f82f2521c6b5679cf260b2e1f762921e7e7586a3e272c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2017-08-08T15:03:01Z",
    "title_canon_sha256": "7049efc6de91fd57502e4a3a1cfd4568364e62a4acb72ebc944176c32e885f99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02512",
    "kind": "arxiv",
    "version": 1
  }
}