Pith Number

pith:HSFQQAC7

pith:2021:HSFQQAC7AJVNAYXBF2QRL35ORQ

not attested not anchored not stored refs pending

Application of canonical augmentation to the atomic substitution problem

Andrea Tirelli, Genki I. Prayogo, Keishu Utimula, Kenta Hongo, Kousuke Nakano, Ryo Maezono

arxiv:2111.13409 v1 · 2021-11-26 · cond-mat.mtrl-sci · cs.SE · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HSFQQAC7AJVNAYXBF2QRL35ORQ}

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	2026-07-05T10:27:02.705566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c8b08005f026ad062e12ea115efae8c04fc08168c405d09b06520bbb8032366

Aliases

arxiv: 2111.13409 · arxiv_version: 2111.13409v1 · doi: 10.48550/arxiv.2111.13409 · pith_short_12: HSFQQAC7AJVN · pith_short_16: HSFQQAC7AJVNAYXB · pith_short_8: HSFQQAC7

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/HSFQQAC7AJVNAYXBF2QRL35ORQ \
  | 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: 3c8b08005f026ad062e12ea115efae8c04fc08168c405d09b06520bbb8032366

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cce4dce24515f0ad6640da86f0f9af976206ae057b412e7f650a995ed5c8d08",
    "cross_cats_sorted": [
      "cs.SE",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-11-26T10:23:19Z",
    "title_canon_sha256": "6fdc39017833a9284024c698bb32f94670841363501c439342fb3cc01d1b81c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.13409",
    "kind": "arxiv",
    "version": 1
  }
}