Pith Number

pith:C45QDEFI

pith:2023:C45QDEFIGO5WW2EEO4ETSA5XL2

not attested not anchored not stored refs pending

Compression Performance Analysis of Different File Formats

Guangjun Qin, Han Yang, Yongqing Hu

arxiv:2308.12275 v1 · 2023-07-08 · cs.OH · 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{C45QDEFIGO5WW2EEO4ETSA5XL2}

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	2026-07-05T06:44:02.490844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

173b0190a833bb6b688477093903b75e9513dc26f39fe23f90b24c28b289aa02

Aliases

arxiv: 2308.12275 · arxiv_version: 2308.12275v1 · doi: 10.48550/arxiv.2308.12275 · pith_short_12: C45QDEFIGO5W · pith_short_16: C45QDEFIGO5WW2EE · pith_short_8: C45QDEFI

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/C45QDEFIGO5WW2EEO4ETSA5XL2 \
  | 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: 173b0190a833bb6b688477093903b75e9513dc26f39fe23f90b24c28b289aa02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ade216ad69bf7f0fd35ad70e811198f9a403cd90d8566998447c88ef3380b19a",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2023-07-08T02:36:55Z",
    "title_canon_sha256": "4e0414159bedc7a592c044a7802bd67d5c5ea762db363497ad94cc2ac3d92353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.12275",
    "kind": "arxiv",
    "version": 1
  }
}