Pith Number

pith:HN2JC3MI

pith:2013:HN2JC3MIKFC3UYFIM72MFWICJ5

not attested not anchored not stored refs pending

Non-linear Redundancy Calibration

Jayaram Chengalur, Visweshwar Ram Marthi

arxiv:1310.1449 v1 · 2013-10-05 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HN2JC3MIKFC3UYFIM72MFWICJ5}

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	2026-05-18T03:11:11.984756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b74916d885145ba60a867f4c2d9024f5ef386ff41189a8dc9e68702801556a8

Aliases

arxiv: 1310.1449 · arxiv_version: 1310.1449v1 · doi: 10.48550/arxiv.1310.1449 · pith_short_12: HN2JC3MIKFC3 · pith_short_16: HN2JC3MIKFC3UYFI · pith_short_8: HN2JC3MI

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/HN2JC3MIKFC3UYFIM72MFWICJ5 \
  | 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: 3b74916d885145ba60a867f4c2d9024f5ef386ff41189a8dc9e68702801556a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dd5997bc2b930e2e1e3c222bdabf8e77997128abcd7e1255d7b9af9969fafe9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-10-05T06:16:04Z",
    "title_canon_sha256": "95a76a88a1ec2e96da067bda579816c57a4a28e5ea7d12279258a721684dae70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.1449",
    "kind": "arxiv",
    "version": 1
  }
}