Pith Number

pith:SU5YMBYS

pith:2013:SU5YMBYSMQ3EXQ3PTU75TETG7Q

not attested not anchored not stored refs pending

Multithreaded Input-Sensitive Profiling

Camil Demetrescu, Emilio Coppa, Irene Finocchi, Romolo Marotta

arxiv:1304.3804 v1 · 2013-04-13 · cs.PF · 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{SU5YMBYSMQ3EXQ3PTU75TETG7Q}

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	2026-05-18T03:28:04.286785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

953b86071264364bc36f9d3fd99266fc25ebc4d90f609eca217a7b6858ee9d7a

Aliases

arxiv: 1304.3804 · arxiv_version: 1304.3804v1 · doi: 10.48550/arxiv.1304.3804 · pith_short_12: SU5YMBYSMQ3E · pith_short_16: SU5YMBYSMQ3EXQ3P · pith_short_8: SU5YMBYS

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/SU5YMBYSMQ3EXQ3PTU75TETG7Q \
  | 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: 953b86071264364bc36f9d3fd99266fc25ebc4d90f609eca217a7b6858ee9d7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "342d38c513e1f4f3552548f32ae15e0107a73e29be57170481f3ad692a107b75",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PF",
    "submitted_at": "2013-04-13T12:39:34Z",
    "title_canon_sha256": "dafbff2a94f8b4cc12f9ede4c5c1fb60a2d7ad51841517e0b4aa1bc485932b3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3804",
    "kind": "arxiv",
    "version": 1
  }
}