Pith Number

pith:WHWUCGS4

pith:2015:WHWUCGS43WVYA4XT3M55YDM3OV

not attested not anchored not stored refs pending

Staircase Codes for Secret Sharing with Optimal Communication and Read Overheads

Rawad Bitar, Salim El Rouayheb

arxiv:1512.02990 v2 · 2015-12-09 · 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{WHWUCGS43WVYA4XT3M55YDM3OV}

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	2026-05-18T01:00:12.598395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1ed411a5cddab8072f3db3bdc0d9b7552778603d2f813ad0973548768c861e7

Aliases

arxiv: 1512.02990 · arxiv_version: 1512.02990v2 · doi: 10.48550/arxiv.1512.02990 · pith_short_12: WHWUCGS43WVY · pith_short_16: WHWUCGS43WVYA4XT · pith_short_8: WHWUCGS4

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/WHWUCGS43WVYA4XT3M55YDM3OV \
  | 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: b1ed411a5cddab8072f3db3bdc0d9b7552778603d2f813ad0973548768c861e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "908d0339ecb03ef82bdd8c052b2d7f6096cfe0dace03978d627413265c5fe015",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-12-09T18:52:17Z",
    "title_canon_sha256": "88e726723204cb505cf6a328984d8afbbd9dbd544e0cc2b3980a18c62711e63f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02990",
    "kind": "arxiv",
    "version": 2
  }
}