Pith Number

pith:LZQZ7QUN

pith:2016:LZQZ7QUNLLQHCYQUQ62NWP3EVD

not attested not anchored not stored refs pending

Software search is not a science, even among scientists: A survey of how scientists and engineers find software

Matthew J. Graham, Michael Hucka

arxiv:1605.02265 v2 · 2016-05-08 · cs.CY · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LZQZ7QUNLLQHCYQUQ62NWP3EVD}

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	2026-05-18T00:14:47.902103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e619fc28d5ae071621487b4db3f64a8f45737935cd549bebc25d65b7e123992

Aliases

arxiv: 1605.02265 · arxiv_version: 1605.02265v2 · doi: 10.48550/arxiv.1605.02265 · pith_short_12: LZQZ7QUNLLQH · pith_short_16: LZQZ7QUNLLQHCYQU · pith_short_8: LZQZ7QUN

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/LZQZ7QUNLLQHCYQUQ62NWP3EVD \
  | 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: 5e619fc28d5ae071621487b4db3f64a8f45737935cd549bebc25d65b7e123992

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcaae7d541b575e13c3ad55af6b1efed9058d1b6ac7f57b2360c049618c4bae5",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2016-05-08T02:31:35Z",
    "title_canon_sha256": "5c975004ebbe1b3a50b210460762e4b526a30761c8ef7888a514fc3cd03384ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02265",
    "kind": "arxiv",
    "version": 2
  }
}