Pith Number

pith:7YYHEJ5X

pith:2017:7YYHEJ5XHFI5UVO6WNYPK76TBD

not attested not anchored not stored refs pending

Exploration of Pattern-Matching Techniques for Lossy Compression on Cosmology Simulation Data Sets

Dingewn Tao, Franck Cappello, Sheng Di, Zizhong Chen

arxiv:1707.08205 v2 · 2017-06-17 · cs.IT · astro-ph.IM · 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{7YYHEJ5XHFI5UVO6WNYPK76TBD}

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	2026-05-18T00:38:35.455219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe307227b73951da55deb370f57fd308c2a86f85ef4559273e9f4fd0fd251e39

Aliases

arxiv: 1707.08205 · arxiv_version: 1707.08205v2 · doi: 10.48550/arxiv.1707.08205 · pith_short_12: 7YYHEJ5XHFI5 · pith_short_16: 7YYHEJ5XHFI5UVO6 · pith_short_8: 7YYHEJ5X

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/7YYHEJ5XHFI5UVO6WNYPK76TBD \
  | 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: fe307227b73951da55deb370f57fd308c2a86f85ef4559273e9f4fd0fd251e39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e0b2f6e41bce044f76a095c2ea9cfbc0b35b388cfc23bb909cf983bb7ced3b7",
    "cross_cats_sorted": [
      "astro-ph.IM",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-06-17T17:05:48Z",
    "title_canon_sha256": "fb48aa1bda80aa063fa1fa42101329c2da8ea098406edb36985743c14f57ba0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08205",
    "kind": "arxiv",
    "version": 2
  }
}