Pith Number

pith:LPAKK3SS

pith:2015:LPAKK3SSNL6CEIH3OCALAUSUNI

not attested not anchored not stored refs pending

The two-unicast problem

Chih-Chun Wang, David Tse, Sudeep Kamath, Venkat Anantharam

arxiv:1506.01105 v1 · 2015-06-03 · 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{LPAKK3SSNL6CEIH3OCALAUSUNI}

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	2026-05-18T01:58:25.047937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bc0a56e526afc2220fb7080b052546a2509707294ab8c9479963dcf6aa7306b

Aliases

arxiv: 1506.01105 · arxiv_version: 1506.01105v1 · doi: 10.48550/arxiv.1506.01105 · pith_short_12: LPAKK3SSNL6C · pith_short_16: LPAKK3SSNL6CEIH3 · pith_short_8: LPAKK3SS

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/LPAKK3SSNL6CEIH3OCALAUSUNI \
  | 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: 5bc0a56e526afc2220fb7080b052546a2509707294ab8c9479963dcf6aa7306b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9124ae7e837146dccce1735ac08f3163d0517e1e218d24ab590f3a82e05134c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-06-03T01:39:28Z",
    "title_canon_sha256": "dd81e6484918e410d1459b5274606d62a164644389eb55c21a11e8513c996d5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.01105",
    "kind": "arxiv",
    "version": 1
  }
}