Pith Number

pith:NUZ6YXNM

pith:2017:NUZ6YXNM4UOE5DHN63ZUPR7ZGU

not attested not anchored not stored refs pending

A Fully Polynomial Time Approximation Scheme for Packing While Traveling

Frank Neumann, Junhua Wu, Leen Stougie, Martin Skutella, Sergey Polyakovskiy

arxiv:1702.05217 v1 · 2017-02-17 · 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{NUZ6YXNM4UOE5DHN63ZUPR7ZGU}

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	2026-05-18T00:50:34.441711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d33ec5dace51c4e8cedf6f347c7f9351c3e11d6f6423e6563025225cf4e8404

Aliases

arxiv: 1702.05217 · arxiv_version: 1702.05217v1 · doi: 10.48550/arxiv.1702.05217 · pith_short_12: NUZ6YXNM4UOE · pith_short_16: NUZ6YXNM4UOE5DHN · pith_short_8: NUZ6YXNM

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/NUZ6YXNM4UOE5DHN63ZUPR7ZGU \
  | 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: 6d33ec5dace51c4e8cedf6f347c7f9351c3e11d6f6423e6563025225cf4e8404

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c31ed87b6a9215b93175c995ab46b8c0d5e847d163f9b967bc5736e9b5343ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-02-17T04:06:45Z",
    "title_canon_sha256": "67c6d759483671480e3864e75d4a9fda29046b2dc4c4278751fc2a2f4d13b8cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.05217",
    "kind": "arxiv",
    "version": 1
  }
}