Pith Number

pith:S7IAEQES

pith:2016:S7IAEQESXL77VEK34SDBP7MD7F

not attested not anchored not stored refs pending

A Polynomial-Time Algorithm for Pliable Index Coding

Christina Fragouli, Linqi Song

arxiv:1610.06845 v2 · 2016-10-21 · 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{S7IAEQESXL77VEK34SDBP7MD7F}

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	2026-05-18T00:38:18.536811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97d0024092bafffa915be48617fd83f9696698bc153d0919b7a3acf2a02a899c

Aliases

arxiv: 1610.06845 · arxiv_version: 1610.06845v2 · doi: 10.48550/arxiv.1610.06845 · pith_short_12: S7IAEQESXL77 · pith_short_16: S7IAEQESXL77VEK3 · pith_short_8: S7IAEQES

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/S7IAEQESXL77VEK34SDBP7MD7F \
  | 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: 97d0024092bafffa915be48617fd83f9696698bc153d0919b7a3acf2a02a899c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d06bac14e725eb03f535103804f0e5232c604e42d118bec0d386a90d282498a",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-10-21T16:28:55Z",
    "title_canon_sha256": "09a0eb8a2fe95aaecc732806e8154106a7e9b2ad480d8f5c4c03f88db58abfd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.06845",
    "kind": "arxiv",
    "version": 2
  }
}