Pith Number

pith:UDJP5SRT

pith:2018:UDJP5SRTQKP26OVF5D32ONAHH7

not attested not anchored not stored refs pending

"So, Tell Me What Users Want, What They Really, Really Want!"

Max Van Kleek, Nigel Shadbolt, Reuben Binns, Ulrik Lyngs

arxiv:1803.02065 v1 · 2018-03-06 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UDJP5SRTQKP26OVF5D32ONAHH7}

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	2026-05-18T00:21:55.892453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0d2feca33829faf3aa5e8f7a734073fca8949b0e68e1073ffcb558854a17876

Aliases

arxiv: 1803.02065 · arxiv_version: 1803.02065v1 · doi: 10.48550/arxiv.1803.02065 · pith_short_12: UDJP5SRTQKP2 · pith_short_16: UDJP5SRTQKP26OVF · pith_short_8: UDJP5SRT

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/UDJP5SRTQKP26OVF5D32ONAHH7 \
  | 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: a0d2feca33829faf3aa5e8f7a734073fca8949b0e68e1073ffcb558854a17876

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1c9d42e64aa6e1fd3936e158651f24279a07ad1860c871efc879ac106eaaad6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-03-06T09:01:34Z",
    "title_canon_sha256": "3cd48023637667a0687c379bdc3ba9efed4470fba62926379a5731d6df2f14af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02065",
    "kind": "arxiv",
    "version": 1
  }
}