Pith Number

pith:YDRNXLVX

pith:2005:YDRNXLVXBGBXJCGR7JPXE4PNAO

not attested not anchored not stored refs pending

Further Results on Coding for Reliable Communication over Packet Networks

Desmond S. Lun, Michelle Effros, Muriel Medard, Ralf Koetter

arxiv:cs/0508047 v1 · 2005-08-08 · cs.IT · cs.NI · 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{YDRNXLVXBGBXJCGR7JPXE4PNAO}

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	2026-07-04T15:03:00.398811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0e2dbaeb709837488d1fa5f7271ed039cfc168fa2cf903ea0020bce4552b4f5

Aliases

arxiv: cs/0508047 · arxiv_version: cs/0508047v1 · doi: 10.48550/arxiv.cs/0508047 · pith_short_12: YDRNXLVXBGBX · pith_short_16: YDRNXLVXBGBXJCGR · pith_short_8: YDRNXLVX

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/YDRNXLVXBGBXJCGR7JPXE4PNAO \
  | 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: c0e2dbaeb709837488d1fa5f7271ed039cfc168fa2cf903ea0020bce4552b4f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9dbc175c059953c9f5ed1be197ffd9c64df6327d7255678dcfd0b40b0ccd5b0",
    "cross_cats_sorted": [
      "cs.NI",
      "math.IT"
    ],
    "license": "",
    "primary_cat": "cs.IT",
    "submitted_at": "2005-08-08T02:09:13Z",
    "title_canon_sha256": "1fb06b6c9c68311515e6ad55716f5ccb470b4f1f24df741876ef22700f30dea3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0508047",
    "kind": "arxiv",
    "version": 1
  }
}