Pith Number

pith:YPUCVUFH

pith:2006:YPUCVUFHRWSJWDTWM34YJF3RK2

not attested not anchored not stored refs pending

The 1-vertex transfer matrix and accurate estimation of channel capacity

Klas Markstrom, Per Hakan Lundow, Shmuel Friedland

arxiv:math-ph/0603001 v2 · 2006-02-28 · math-ph · cs.NA · math.MP · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YPUCVUFHRWSJWDTWM34YJF3RK2}

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	2026-06-03T22:06:14.826844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3e82ad0a78da49b0e7666f984977156803991ffbcc1249f6293bbfc226abf04

Aliases

arxiv: math-ph/0603001 · arxiv_version: math-ph/0603001v2 · doi: 10.48550/arxiv.math-ph/0603001 · pith_short_12: YPUCVUFHRWSJ · pith_short_16: YPUCVUFHRWSJWDTW · pith_short_8: YPUCVUFH

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/YPUCVUFHRWSJWDTWM34YJF3RK2 \
  | 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: c3e82ad0a78da49b0e7666f984977156803991ffbcc1249f6293bbfc226abf04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f428586a3e88c98dc8d353b3bc601ac86f41cd2284cfa9438be79e81e566b903",
    "cross_cats_sorted": [
      "cs.NA",
      "math.MP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2006-02-28T22:10:16Z",
    "title_canon_sha256": "023a6275ded9fc12e5217f6426a489a0585a9c71676409e222d3a4097a3e1895"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0603001",
    "kind": "arxiv",
    "version": 2
  }
}