Pith Number

pith:M4NI2KXA

pith:2018:M4NI2KXAZCOWQTM4MGTRDHNEU2

not attested not anchored not stored refs pending

ARPA Whitepaper

Alex Su, Derek Zhang, Felix Xu, Jiang Chen

arxiv:1812.05820 v1 · 2018-12-14 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M4NI2KXAZCOWQTM4MGTRDHNEU2}

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	2026-05-17T23:58:18.088845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

671a8d2ae0c89d684d9c61a7119da4a6b56528964dfb179af3b093ddce1781a0

Aliases

arxiv: 1812.05820 · arxiv_version: 1812.05820v1 · doi: 10.48550/arxiv.1812.05820 · pith_short_12: M4NI2KXAZCOW · pith_short_16: M4NI2KXAZCOWQTM4 · pith_short_8: M4NI2KXA

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/M4NI2KXAZCOWQTM4MGTRDHNEU2 \
  | 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: 671a8d2ae0c89d684d9c61a7119da4a6b56528964dfb179af3b093ddce1781a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "643c68f537f51b0c00a34a3e50b1ed3c98e2382a15c6816a1e67930193a33e5c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-12-14T08:25:52Z",
    "title_canon_sha256": "23df4b855aebd2d04f8a42da9579edfd14d427260d91ca55403de018e3901a93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05820",
    "kind": "arxiv",
    "version": 1
  }
}