Pith Number

pith:2SIGEXT7

pith:2010:2SIGEXT7NCKNUIG7NU5KTI3BZ2

not attested not anchored not stored refs pending

Coding for High-Density Recording on a 1-D Granular Magnetic Medium

Alexander Barg, Arya Mazumdar, Navin Kashyap

arxiv:1012.1895 v1 · 2010-12-08 · 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{2SIGEXT7NCKNUIG7NU5KTI3BZ2}

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	2026-05-18T04:07:54.196136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d490625e7f6894da20df6d3aa9a361ceaf2eb497200acff12ca6cefa523bcc43

Aliases

arxiv: 1012.1895 · arxiv_version: 1012.1895v1 · doi: 10.48550/arxiv.1012.1895 · pith_short_12: 2SIGEXT7NCKN · pith_short_16: 2SIGEXT7NCKNUIG7 · pith_short_8: 2SIGEXT7

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/2SIGEXT7NCKNUIG7NU5KTI3BZ2 \
  | 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: d490625e7f6894da20df6d3aa9a361ceaf2eb497200acff12ca6cefa523bcc43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1eb17353b2f11ed2663ed52d08bbdc3df082ec497d296019677179b7e96da89c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2010-12-08T23:59:35Z",
    "title_canon_sha256": "e8ad895146a3e785f2850a213beda2adfbd8e692d676e6f7b5e21b183e069c6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1895",
    "kind": "arxiv",
    "version": 1
  }
}