Pith Number

pith:Q4GQ4QNL

pith:2016:Q4GQ4QNLJRL2CXEHNJ5JTOODNO

not attested not anchored not stored refs pending

Multi-Library Coded Caching

Michael Gastpar, Saeid Sahraei

arxiv:1601.06016 v1 · 2016-01-22 · 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{Q4GQ4QNLJRL2CXEHNJ5JTOODNO}

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	2026-05-18T01:22:09.548508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

870d0e41ab4c57a15c876a7a99b9c36bb1de1709234958c958eadbc2ef9411de

Aliases

arxiv: 1601.06016 · arxiv_version: 1601.06016v1 · doi: 10.48550/arxiv.1601.06016 · pith_short_12: Q4GQ4QNLJRL2 · pith_short_16: Q4GQ4QNLJRL2CXEH · pith_short_8: Q4GQ4QNL

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/Q4GQ4QNLJRL2CXEHNJ5JTOODNO \
  | 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: 870d0e41ab4c57a15c876a7a99b9c36bb1de1709234958c958eadbc2ef9411de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bad2e8c822b0bd3813e7afe3f9e14047da011e5140106b8fc150b61a5feeb0d9",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-01-22T14:31:36Z",
    "title_canon_sha256": "44b81eb80d4f94cd9eb882d58baac5c18e4765359257effa3c10fa197f337e93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06016",
    "kind": "arxiv",
    "version": 1
  }
}