Pith Number

pith:22SB5A7Q

pith:2019:22SB5A7Q5ZEJELZEMQWLEVBVD5

not attested not anchored not stored refs pending

Faster Algorithms for All Pairs Non-decreasing Paths Problem

Ce Jin, Hongxun Wu, Ran Duan

arxiv:1904.10701 v1 · 2019-04-24 · 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{22SB5A7Q5ZEJELZEMQWLEVBVD5}

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	2026-05-17T23:47:50.275690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6a41e83f0ee48922f24642cb254351f72adfd0fb8c58b0fabf3794628a8e71e

Aliases

arxiv: 1904.10701 · arxiv_version: 1904.10701v1 · doi: 10.48550/arxiv.1904.10701 · pith_short_12: 22SB5A7Q5ZEJ · pith_short_16: 22SB5A7Q5ZEJELZE · pith_short_8: 22SB5A7Q

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/22SB5A7Q5ZEJELZEMQWLEVBVD5 \
  | 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: d6a41e83f0ee48922f24642cb254351f72adfd0fb8c58b0fabf3794628a8e71e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "114c12928cb04c97ad33f291bd36615673f24cd0e6d517a36b3723b631de6259",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-04-24T08:56:58Z",
    "title_canon_sha256": "879c9ee04c20ac35b76bef925f42e5961377ba8781be104ec837bd16b88a05e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10701",
    "kind": "arxiv",
    "version": 1
  }
}