Pith Number

pith:R73OE7EI

pith:2015:R73OE7EIBC3R3IH7FGTPF63VD2

not attested not anchored not stored refs pending

LeoTask: a fast, flexible and reliable framework for computational research

Benjamin M. Chain, Changwang Zhang, Shi Zhou

arxiv:1501.01678 v1 · 2015-01-07 · cs.SE · cs.AI · cs.DC · 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{R73OE7EIBC3R3IH7FGTPF63VD2}

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	2026-07-05T07:29:07.673810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ff6e27c8808b71da0ff29a6f2fb751eae644f6e0d5c10bcd6e3a48bc048f0a2

Aliases

arxiv: 1501.01678 · arxiv_version: 1501.01678v1 · doi: 10.48550/arxiv.1501.01678 · pith_short_12: R73OE7EIBC3R · pith_short_16: R73OE7EIBC3R3IH7 · pith_short_8: R73OE7EI

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/R73OE7EIBC3R3IH7FGTPF63VD2 \
  | 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: 8ff6e27c8808b71da0ff29a6f2fb751eae644f6e0d5c10bcd6e3a48bc048f0a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "355cda08febaabb7af5e03940f1ff768a216a73c64a92f443042bfb3effe14c7",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.DC",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-01-07T22:33:40Z",
    "title_canon_sha256": "64c543bcf8a9bdd0016aba92a019932b3b05585b5921f8585dc2cdfba55fa3fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01678",
    "kind": "arxiv",
    "version": 1
  }
}