Pith Number

pith:JFPMW6UI

pith:2018:JFPMW6UIA2J67SDEOZPR2CSQUS

not attested not anchored not stored refs pending

A Tamper-Free Semi-Universal Communication System for Deletion Channels

Ishanu Chattopadhyay, Shahab Asoodeh, Yi Huang

arxiv:1804.03707 v1 · 2018-04-09 · stat.ML · cs.CR · cs.LG · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JFPMW6UIA2J67SDEOZPR2CSQUS}

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	2026-05-18T00:18:45.268276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

495ecb7a880693efc864765f1d0a50a4b128f817a4d9850b2eef398861540534

Aliases

arxiv: 1804.03707 · arxiv_version: 1804.03707v1 · doi: 10.48550/arxiv.1804.03707 · pith_short_12: JFPMW6UIA2J6 · pith_short_16: JFPMW6UIA2J67SDE · pith_short_8: JFPMW6UI

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/JFPMW6UIA2J67SDEOZPR2CSQUS \
  | 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: 495ecb7a880693efc864765f1d0a50a4b128f817a4d9850b2eef398861540534

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f7981f6337932679661e068ff5cbbfc4b83d1aad648b20b6aade5a92f4f617c",
    "cross_cats_sorted": [
      "cs.CR",
      "cs.LG",
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2018-04-09T16:13:33Z",
    "title_canon_sha256": "644deb49ba0007078143b7f0bcc9db69c8d748ea2737d9121a9097e0e63c3362"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.03707",
    "kind": "arxiv",
    "version": 1
  }
}