Pith Number

pith:LAYXUBP3

pith:2015:LAYXUBP3XW43JIP4I54R6HDYTU

not attested not anchored not stored refs pending

Report on the Second Workshop on Sustainable Software for Science: Practice and Experiences (WSSSPE2)

Colin C. Venters, Daniel S. Katz, Frank Seinstra, James Howison, Karen Cranston, Matthew Jones, Miguel de Val-Borro, Nancy Wilkins-Diehr, Neil Chue Hong, Richard Littauer, Sou-Cheng T. Choi, Thomas L. Clune

arxiv:1507.01715 v2 · 2015-07-07 · 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{LAYXUBP3XW43JIP4I54R6HDYTU}

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	2026-05-18T01:20:17.086131Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58317a05fbbdb9b4a1fc47791f1c789d27d5df683e567095058239824ac1fdef

Aliases

arxiv: 1507.01715 · arxiv_version: 1507.01715v2 · doi: 10.48550/arxiv.1507.01715 · pith_short_12: LAYXUBP3XW43 · pith_short_16: LAYXUBP3XW43JIP4 · pith_short_8: LAYXUBP3

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/LAYXUBP3XW43JIP4I54R6HDYTU \
  | 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: 58317a05fbbdb9b4a1fc47791f1c789d27d5df683e567095058239824ac1fdef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ceb8eabd49e716263437d68279f8887bb9a90c256257a0335a6f69735a16e10",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-07-07T08:56:08Z",
    "title_canon_sha256": "09a2f07b32d4a5912dd13baa098104fcc08aeb794cbf915c21c30771dcebc958"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.01715",
    "kind": "arxiv",
    "version": 2
  }
}