Pith Number

pith:7XBU4ZSG

pith:2015:7XBU4ZSGQSCKTXQUPTH4D77TMA

not attested not anchored not stored refs pending

Approximation Algorithms for Route Planning with Nonlinear Objectives

Evdokia Nikolova, Ger Yang

arxiv:1511.07412 v1 · 2015-11-23 · 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{7XBU4ZSGQSCKTXQUPTH4D77TMA}

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	2026-05-18T01:26:11.471348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdc34e66468484a9de147ccfc1fff3603325c3adbdf37b5e310e43d3fd1be327

Aliases

arxiv: 1511.07412 · arxiv_version: 1511.07412v1 · doi: 10.48550/arxiv.1511.07412 · pith_short_12: 7XBU4ZSGQSCK · pith_short_16: 7XBU4ZSGQSCKTXQU · pith_short_8: 7XBU4ZSG

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/7XBU4ZSGQSCKTXQUPTH4D77TMA \
  | 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: fdc34e66468484a9de147ccfc1fff3603325c3adbdf37b5e310e43d3fd1be327

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1194b9cb38d41150b43cb7a01d1a0eb1058e4ef0b9fd50f5a271c60c2c4e24fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-11-23T20:48:29Z",
    "title_canon_sha256": "98445cc44765d5727f1942c5e6dfc801e4bdb4ca26659a2965cd01755e7b5705"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07412",
    "kind": "arxiv",
    "version": 1
  }
}