Pith Number

pith:I6QCMPEK

pith:2018:I6QCMPEKIQUF4AOLEJJVS3SIEM

not attested not anchored not stored refs pending

Blockchain Enabled Trustless API Marketplace

Palani Kodeswaran, Sayandeep Sen, Vijay Arya

arxiv:1812.02154 v1 · 2018-12-05 · cs.CY · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I6QCMPEKIQUF4AOLEJJVS3SIEM}

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	2026-05-17T23:58:59.612535Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47a0263c8a44285e01cb2253596e4823280d1e6234e2cef677705599eda73fa9

Aliases

arxiv: 1812.02154 · arxiv_version: 1812.02154v1 · doi: 10.48550/arxiv.1812.02154 · pith_short_12: I6QCMPEKIQUF · pith_short_16: I6QCMPEKIQUF4AOL · pith_short_8: I6QCMPEK

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/I6QCMPEKIQUF4AOLEJJVS3SIEM \
  | 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: 47a0263c8a44285e01cb2253596e4823280d1e6234e2cef677705599eda73fa9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cf06cca4facf4444523e708ec541692b45bd8729b67e7f497b20e11d0f08971",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-12-05T18:45:29Z",
    "title_canon_sha256": "a34cf60423f24df04ea9c0ff5c73bba8471840c6955b1c978c49ab627b1d18db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02154",
    "kind": "arxiv",
    "version": 1
  }
}