Pith Number

pith:R7T4AB7E

pith:2016:R7T4AB7E2Q4VW65ZRUVEWTACMI

not attested not anchored not stored refs pending

Sprout: A functional caching approach to minimize service latency in erasure-coded storage

Tian Lan, Vaneet Aggarwal, Yih-Farn R. Chen, Yu Xiang

arxiv:1609.09827 v3 · 2016-09-30 · cs.DC · 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{R7T4AB7E2Q4VW65ZRUVEWTACMI}

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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	2026-05-18T00:39:52.921440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8fe7c007e4d4395b7bb98d2a4b4c02622cc7a35af504d927f82de0db6ea5255e

Aliases

arxiv: 1609.09827 · arxiv_version: 1609.09827v3 · doi: 10.48550/arxiv.1609.09827 · pith_short_12: R7T4AB7E2Q4V · pith_short_16: R7T4AB7E2Q4VW65Z · pith_short_8: R7T4AB7E

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/R7T4AB7E2Q4VW65ZRUVEWTACMI \
  | 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: 8fe7c007e4d4395b7bb98d2a4b4c02622cc7a35af504d927f82de0db6ea5255e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1385ae1f75256d35e14976a3a3c1cee06a07ee831981743796b5af1ae0762973",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2016-09-30T17:31:21Z",
    "title_canon_sha256": "bfba53e94dc31f002573d824ecea5e534863ba524c85658091156de5e8e507f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.09827",
    "kind": "arxiv",
    "version": 3
  }
}