Pith Number

pith:6XK643QQ

pith:2015:6XK643QQXSJQUSMQATYXQS5SET

not attested not anchored not stored refs pending

Analysing Sanity of Requirements for Avionics Systems (Preliminary Version)

Jan Beran, Ji\v{r}\'i Barnat, Lubo\v{s} Brim, Nikola Bene\v{s}, Petr Bauch, Tom\'a\v{s} Kratochv\'ila

arxiv:1510.02669 v1 · 2015-10-09 · 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{6XK643QQXSJQUSMQATYXQS5SET}

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	2026-05-18T01:30:41.767165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5d5ee6e10bc930a499004f1784bb224d896f394057ef924bfd25421034a5eca

Aliases

arxiv: 1510.02669 · arxiv_version: 1510.02669v1 · doi: 10.48550/arxiv.1510.02669 · pith_short_12: 6XK643QQXSJQ · pith_short_16: 6XK643QQXSJQUSMQ · pith_short_8: 6XK643QQ

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/6XK643QQXSJQUSMQATYXQS5SET \
  | 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: f5d5ee6e10bc930a499004f1784bb224d896f394057ef924bfd25421034a5eca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea3671cf922771f875bf1fd5b36e5655c9a2c0cea559c9bd009314169e92d42d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2015-10-09T13:48:09Z",
    "title_canon_sha256": "225473d8497ee6649cd7ec13ef670c5736bb9c0a95218fa3297440b54d920b52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02669",
    "kind": "arxiv",
    "version": 1
  }
}