Pith Number

pith:JTEMKLMJ

pith:2015:JTEMKLMJYJLCJQQXA5KMUS3EAD

not attested not anchored not stored refs pending

Efficient Approximation Algorithms for Computing \emph{k} Disjoint Restricted Shortest Paths

Hong Shen, Kewen Liao, Longkun Guo, Peng Li

arxiv:1504.05519 v1 · 2015-04-21 · cs.DM · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JTEMKLMJYJLCJQQXA5KMUS3EAD}

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	2026-05-18T02:18:14.089194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cc8c52d89c25624c2170754ca4b6400dc910ce7f871b411fcd0a84388b1f1a4

Aliases

arxiv: 1504.05519 · arxiv_version: 1504.05519v1 · doi: 10.48550/arxiv.1504.05519 · pith_short_12: JTEMKLMJYJLC · pith_short_16: JTEMKLMJYJLCJQQX · pith_short_8: JTEMKLMJ

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/JTEMKLMJYJLCJQQXA5KMUS3EAD \
  | 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: 4cc8c52d89c25624c2170754ca4b6400dc910ce7f871b411fcd0a84388b1f1a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a7f1937e270b653fe0d01450f8428f24df415b56363d59f0c4bf2ff811d13d2",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-04-21T17:37:07Z",
    "title_canon_sha256": "c45216b6140a70bdbbd1507fd6a8163856229ba3e264479962cc849c784177cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05519",
    "kind": "arxiv",
    "version": 1
  }
}