Pith Number

pith:4OJ23ZEU

pith:2018:4OJ23ZEU7RNNWQGSNYNTY735FW

not attested not anchored not stored refs pending

An Infrastructure for Software Release Analysis through Provenance Graphs

Felipe Curty, Leonardo Murta, Troy Kohwalter, Vanessa Braganholo

arxiv:1809.10265 v1 · 2018-09-26 · 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{4OJ23ZEU7RNNWQGSNYNTY735FW}

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	2026-05-18T00:04:38.730860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e393ade494fc5adb40d26e1b3c7f7d2d9ee4e4c088463967956ee31c4617a5e9

Aliases

arxiv: 1809.10265 · arxiv_version: 1809.10265v1 · doi: 10.48550/arxiv.1809.10265 · pith_short_12: 4OJ23ZEU7RNN · pith_short_16: 4OJ23ZEU7RNNWQGS · pith_short_8: 4OJ23ZEU

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/4OJ23ZEU7RNNWQGSNYNTY735FW \
  | 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: e393ade494fc5adb40d26e1b3c7f7d2d9ee4e4c088463967956ee31c4617a5e9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70c231421b97fec40b7253fb33702fe8a74502a45cef4eff82dc5c5f73d1296f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-09-26T23:28:36Z",
    "title_canon_sha256": "dca5d5f9d291dae721c7ee94b39789e6af504f323845a04c34e655ff0305eea1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.10265",
    "kind": "arxiv",
    "version": 1
  }
}