Pith Number

pith:XTRV42GJ

pith:2017:XTRV42GJYMZPZTPRJMKZFWUXKG

not attested not anchored not stored refs pending

Indexing Weighted Sequences: Neat and Efficient

Carl Barton, Chang Liu, Jakub Radoszewski, Solon P. Pissis, Tomasz Kociumaka

arxiv:1704.07625 v2 · 2017-04-25 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XTRV42GJYMZPZTPRJMKZFWUXKG}

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	2026-05-18T00:36:43.239968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bce35e68c9c332fccdf14b1592da9751a2adf2093e1f4dca6d5da074b2a85957

Aliases

arxiv: 1704.07625 · arxiv_version: 1704.07625v2 · doi: 10.48550/arxiv.1704.07625 · pith_short_12: XTRV42GJYMZP · pith_short_16: XTRV42GJYMZPZTPR · pith_short_8: XTRV42GJ

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/XTRV42GJYMZPZTPRJMKZFWUXKG \
  | 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: bce35e68c9c332fccdf14b1592da9751a2adf2093e1f4dca6d5da074b2a85957

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6704c95a09feb31e14922d865640d1a61424a7c0b0b537d23ceb314507f9bb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-04-25T10:46:49Z",
    "title_canon_sha256": "cb7ed8136b84e5be5c2b6d3b134b3d35aa22bc4d15cb63dd3d91bc46fd5a5921"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07625",
    "kind": "arxiv",
    "version": 2
  }
}