Pith Number

pith:FH5KCAWA

pith:2020:FH5KCAWACZZXRV2SXAN2RRXQNM

not attested not anchored not stored refs pending

Backstabber's Knife Collection: A Review of Open Source Software Supply Chain Attacks

Arnold Sykosch, Henrik Plate, Marc Ohm, Michael Meier

arxiv:2005.09535 v1 · 2020-05-19 · cs.CR · 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{FH5KCAWACZZXRV2SXAN2RRXQNM}

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.

Cited by

1 paper in Pith

AgentWard: A Lifecycle Security Architecture for Autonomous AI Agents

Receipt and verification

First computed	2026-07-05T01:03:50.905393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29faa102c0167378d752b81ba8c6f06b1b1336931b45fde7ee5786ddd28dd687

Aliases

arxiv: 2005.09535 · arxiv_version: 2005.09535v1 · doi: 10.48550/arxiv.2005.09535 · pith_short_12: FH5KCAWACZZX · pith_short_16: FH5KCAWACZZXRV2S · pith_short_8: FH5KCAWA

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/FH5KCAWACZZXRV2SXAN2RRXQNM \
  | 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: 29faa102c0167378d752b81ba8c6f06b1b1336931b45fde7ee5786ddd28dd687

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "051a814af08731fa731fa7406b07370c132bfc1c7f6c86997dc01ab313306a32",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2020-05-19T15:49:23Z",
    "title_canon_sha256": "e614ce74e14106840c200c6b65bd4a064e1e57db46babb9d60513fcae1d8c1bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09535",
    "kind": "arxiv",
    "version": 1
  }
}