Pith Number

pith:DYP4CIPD

pith:2011:DYP4CIPD3CM5YUHN3UM5T6NKHI

not attested not anchored not stored refs pending

Generalized Silver Codes

B. Sundar Rajan, K. Pavan Srinath

arxiv:1101.2524 v2 · 2011-01-13 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DYP4CIPD3CM5YUHN3UM5T6NKHI}

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	2026-05-18T02:22:57.997235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e1fc121e3d899dc50eddd19d9f9aa3a3483a2860d179b35c5f43d7e41f497c5

Aliases

arxiv: 1101.2524 · arxiv_version: 1101.2524v2 · doi: 10.48550/arxiv.1101.2524 · pith_short_12: DYP4CIPD3CM5 · pith_short_16: DYP4CIPD3CM5YUHN · pith_short_8: DYP4CIPD

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/DYP4CIPD3CM5YUHN3UM5T6NKHI \
  | 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: 1e1fc121e3d899dc50eddd19d9f9aa3a3483a2860d179b35c5f43d7e41f497c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13debb1ab2c2532b2234f45cc812913a5c6a09c7aa57b6b4c5aa0b9cc79c6809",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-01-13T10:07:12Z",
    "title_canon_sha256": "b4064e2baddfb465b3cb298d0d39f8d6ab1060248b8a8a4203b3577faba253bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2524",
    "kind": "arxiv",
    "version": 2
  }
}