Pith Number

pith:FRQDQI5Q

pith:2017:FRQDQI5QGVHOLGSWI5CWP4D54T

not attested not anchored not stored refs pending

Algorithms for low-distortion embeddings into arbitrary 1-dimensional spaces

Anastasios Sidiropoulos, Daniel Lokshtanov, Fedor V. Fomin, Saket Saurabh, Timothy Carpenter

arxiv:1712.06747 v1 · 2017-12-19 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FRQDQI5QGVHOLGSWI5CWP4D54T}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:27:40.529130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c603823b0354ee59a56474567f07de4fe2b47cb1e971b26494125d4655c4baa

Aliases

arxiv: 1712.06747 · arxiv_version: 1712.06747v1 · doi: 10.48550/arxiv.1712.06747 · pith_short_12: FRQDQI5QGVHO · pith_short_16: FRQDQI5QGVHOLGSW · pith_short_8: FRQDQI5Q

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/FRQDQI5QGVHOLGSWI5CWP4D54T \
  | 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: 2c603823b0354ee59a56474567f07de4fe2b47cb1e971b26494125d4655c4baa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b50ce7a07ceacb5fdf425b4eff352624cb07df918383bc3d3be2691f1e07c215",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2017-12-19T01:52:44Z",
    "title_canon_sha256": "64a9c7e15f2bef7d6dd6eec02c6e905ee2cc1706cefeece94c854c6f046c7f6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06747",
    "kind": "arxiv",
    "version": 1
  }
}