Pith Number

pith:Y44Y5TGR

pith:2021:Y44Y5TGRXTCCTKMSDOE52NKH4R

not attested not anchored not stored refs pending

To Reuse or Not To Reuse? A Framework and System for Evaluating Summarized Knowledge

Aniket Kittur, Brad A. Myers, Michael Xieyang Liu

arxiv:2102.06231 v2 · 2021-02-11 · 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{Y44Y5TGRXTCCTKMSDOE52NKH4R}

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	2026-07-05T02:16:29.079857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7398eccd1bcc429a9921b89dd3547e475f7e488e060e1a72fe855e70b18cbbe

Aliases

arxiv: 2102.06231 · arxiv_version: 2102.06231v2 · doi: 10.48550/arxiv.2102.06231 · pith_short_12: Y44Y5TGRXTCC · pith_short_16: Y44Y5TGRXTCCTKMS · pith_short_8: Y44Y5TGR

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/Y44Y5TGRXTCCTKMSDOE52NKH4R \
  | 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: c7398eccd1bcc429a9921b89dd3547e475f7e488e060e1a72fe855e70b18cbbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e0a90bf1a6ab3557147ba6c893f6b746921d7ed65efd137cfe6ae7911ad2cde",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2021-02-11T19:23:09Z",
    "title_canon_sha256": "a77423f2d868763ae79674eab9e026b358ba62cd2e7307388311c351c7a998d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.06231",
    "kind": "arxiv",
    "version": 2
  }
}