Pith Number

pith:XGQKPIDN

pith:2021:XGQKPIDNNSBADPV2MILNDNBSLZ

not attested not anchored not stored refs pending

Truncated Log-concave Sampling with Reflective Hamiltonian Monte Carlo

Apostolos Chalkis, Elias Tsigaridas, Marios Papachristou, Vissarion Fisikopoulos

arxiv:2102.13068 v3 · 2021-02-25 · cs.LG · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XGQKPIDNNSBADPV2MILNDNBSLZ}

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	2026-07-05T05:55:55.676716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9a0a7a06d6c8201beba6216d1b4325e7e6efadf79969fb4b0a163db84fc55cc

Aliases

arxiv: 2102.13068 · arxiv_version: 2102.13068v3 · doi: 10.48550/arxiv.2102.13068 · pith_short_12: XGQKPIDNNSBA · pith_short_16: XGQKPIDNNSBADPV2 · pith_short_8: XGQKPIDN

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/XGQKPIDNNSBADPV2MILNDNBSLZ \
  | 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: b9a0a7a06d6c8201beba6216d1b4325e7e6efadf79969fb4b0a163db84fc55cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab4d5c21377d387338b9d2b8840ecd299b2c72985adc66a5592f1850a977723e",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-02-25T18:34:45Z",
    "title_canon_sha256": "f82f715029cb0dc1a4d4bb3f66aeec4c1a1b2921730e580b9cebd6af1d5fec00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.13068",
    "kind": "arxiv",
    "version": 3
  }
}