Pith Number

pith:CLE5R5IP

pith:2020:CLE5R5IPHL3OZEUCJNICFKH4GL

not attested not anchored not stored refs pending

Supporting the Problem-Solving Loop: Designing Highly Interactive Optimisation Systems

Guido Tack, Jie Liu, Kim Marriott, Samuel Gratzl, Tim Dwyer

arxiv:2009.03163 v1 · 2020-09-07 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CLE5R5IPHL3OZEUCJNICFKH4GL}

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	2026-07-05T01:33:29.712098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12c9d8f50f3af6ec92824b5022a8fc32ec4c91ffe0021ddc8669c5b03163a7bc

Aliases

arxiv: 2009.03163 · arxiv_version: 2009.03163v1 · doi: 10.48550/arxiv.2009.03163 · pith_short_12: CLE5R5IPHL3O · pith_short_16: CLE5R5IPHL3OZEUC · pith_short_8: CLE5R5IP

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/CLE5R5IPHL3OZEUCJNICFKH4GL \
  | 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: 12c9d8f50f3af6ec92824b5022a8fc32ec4c91ffe0021ddc8669c5b03163a7bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2b6e507d4cbc628470cc465ed5c7ecdd865b6af814ab8bef87f1cee2486add9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2020-09-07T15:27:29Z",
    "title_canon_sha256": "238c108077088358b11a84c2fa92bc590f5a90b92af43a9944d92dbe4f07b57e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.03163",
    "kind": "arxiv",
    "version": 1
  }
}