Pith Number

pith:AZPXT4OW

pith:2007:AZPXT4OW754VF6ARUXS6JEQHLZ

not attested not anchored not stored refs pending

Multipath Channels of Bounded Capacity

Amos Lapidoth, Tobias Koch

arxiv:0711.3152 v2 · 2007-11-20 · 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{AZPXT4OW754VF6ARUXS6JEQHLZ}

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	2026-05-18T00:57:58.796170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

065f79f1d6ff7952f811a5e5e492075e5032b9b7b0a21aacd5b9abe6c11ac32a

Aliases

arxiv: 0711.3152 · arxiv_version: 0711.3152v2 · doi: 10.48550/arxiv.0711.3152 · pith_short_12: AZPXT4OW754V · pith_short_16: AZPXT4OW754VF6AR · pith_short_8: AZPXT4OW

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/AZPXT4OW754VF6ARUXS6JEQHLZ \
  | 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: 065f79f1d6ff7952f811a5e5e492075e5032b9b7b0a21aacd5b9abe6c11ac32a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6ff32664d4705ecfd0533b7882923b2b1939465ebdd7c725ff960c5ba33dba",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "",
    "primary_cat": "cs.IT",
    "submitted_at": "2007-11-20T15:00:39Z",
    "title_canon_sha256": "a42bd9460587c07b1b0af82bbd03fe908b9e95d3123a023ad6afb664b20c4694"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.3152",
    "kind": "arxiv",
    "version": 2
  }
}