Pith Number

pith:HIFHMIKR

pith:2022:HIFHMIKRBAYSCGLKO225A52YJI

not attested not anchored not stored refs pending

Online TSP with Known Locations

Bruno Escoffier, Evripidis Bampis, Michalis Xefteris, Niklas Hahn

arxiv:2210.14722 v3 · 2022-10-26 · 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{HIFHMIKRBAYSCGLKO225A52YJI}

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	2026-07-05T05:12:16.907637Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a0a762151083121196a76b5d077584a34d4eb9a1dbcd2afbabc32346e5a03cb

Aliases

arxiv: 2210.14722 · arxiv_version: 2210.14722v3 · doi: 10.48550/arxiv.2210.14722 · pith_short_12: HIFHMIKRBAYS · pith_short_16: HIFHMIKRBAYSCGLK · pith_short_8: HIFHMIKR

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/HIFHMIKRBAYSCGLKO225A52YJI \
  | 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: 3a0a762151083121196a76b5d077584a34d4eb9a1dbcd2afbabc32346e5a03cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef2b18b2a857209c20d2c789ff6e3a9427a03bb36d13e6d5a466b0d3b8c04217",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2022-10-26T13:51:49Z",
    "title_canon_sha256": "178a4661cdfaa966e4be928f84b564d04367cdba27904209fb653730d2b5e2de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.14722",
    "kind": "arxiv",
    "version": 3
  }
}