Pith Number

pith:Y3MHW7JQ

pith:2026:Y3MHW7JQTZ6E7BOTHXB3D3HHNX

not attested not anchored not stored refs pending

OptFSST: Optimized FSST String Compression

Andreas Kipf, Hedi Chehaidar, Mihail Stoian, Moritz Stargalla

arxiv:2607.11271 v1 · 2026-07-13 · cs.DB

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y3MHW7JQTZ6E7BOTHXB3D3HHNX}

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	2026-07-14T01:22:25.953819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6d87b7d309e7c4f85d33dc3b1ece76df0d5969e31b0f54d1b76d7f9cddc53ef

Aliases

arxiv: 2607.11271 · arxiv_version: 2607.11271v1 · doi: 10.48550/arxiv.2607.11271 · pith_short_12: Y3MHW7JQTZ6E · pith_short_16: Y3MHW7JQTZ6E7BOT · pith_short_8: Y3MHW7JQ

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/Y3MHW7JQTZ6E7BOTHXB3D3HHNX \
  | 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: c6d87b7d309e7c4f85d33dc3b1ece76df0d5969e31b0f54d1b76d7f9cddc53ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3d7ad5ed6c4278547eb564b4ba4f44590b066bba3809f2da39c15f24cfcc2a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2026-07-13T08:54:39Z",
    "title_canon_sha256": "08497ddf961be2d5ac40dbd1e884be50287c0666d4be0b4a8b97e66c29915a3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.11271",
    "kind": "arxiv",
    "version": 1
  }
}