Pith Number

pith:4DYPKFKZ

pith:2018:4DYPKFKZTMHLBPPOJ674VTXY7Q

not attested not anchored not stored refs pending

Merging supply chain and blockchain technologies

M. A. Amr, M. Ezzat, M. M. Eljazzar, S. S. Kassem

arxiv:1804.04149 v2 · 2018-04-01 · cs.CY · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4DYPKFKZTMHLBPPOJ674VTXY7Q}

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

Secure and Transparent Audit Logs with BlockAudit

Receipt and verification

First computed	2026-05-17T23:55:42.904527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0f0f515599b0eb0bdee4fbfcacef8fc3b2a18ae255770a97edc116360cbc2f1

Aliases

arxiv: 1804.04149 · arxiv_version: 1804.04149v2 · doi: 10.48550/arxiv.1804.04149 · pith_short_12: 4DYPKFKZTMHL · pith_short_16: 4DYPKFKZTMHLBPPO · pith_short_8: 4DYPKFKZ

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/4DYPKFKZTMHLBPPOJ674VTXY7Q \
  | 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: e0f0f515599b0eb0bdee4fbfcacef8fc3b2a18ae255770a97edc116360cbc2f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8ef48a9a66d368dae9da6420d9d34ddbf738d45ffeebb60945492741e48337f",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-04-01T09:15:19Z",
    "title_canon_sha256": "59bced829da9609c3ee30ac01458778ee1cefcf06bddb0b02bee9275e5bf7b7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04149",
    "kind": "arxiv",
    "version": 2
  }
}