Pith Number

pith:U5LWNSGD

pith:2024:U5LWNSGDK6O4VYZTK7Q65ZHTKI

not attested not anchored not stored refs pending

Reflectance spectral studies of spark plasma sintered tungsten carbide pellet

Hisashi Tokutomi, Kazuma Nakamura, Koji Miyazaki, Toshiharu Chono

arxiv:2411.15754 v1 · 2024-11-24 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U5LWNSGDK6O4VYZTK7Q65ZHTKI}

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	2026-07-05T09:59:55.635369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a75766c8c3579dcae33357e1eee4f3521b9987372262311d778d896ee023a705

Aliases

arxiv: 2411.15754 · arxiv_version: 2411.15754v1 · doi: 10.48550/arxiv.2411.15754 · pith_short_12: U5LWNSGDK6O4 · pith_short_16: U5LWNSGDK6O4VYZT · pith_short_8: U5LWNSGD

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/U5LWNSGDK6O4VYZTK7Q65ZHTKI \
  | 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: a75766c8c3579dcae33357e1eee4f3521b9987372262311d778d896ee023a705

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c14e2115214cfaaad51c28b21e0f2d7d9909a3b672259237b6a36c18fe6ca15",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2024-11-24T08:25:07Z",
    "title_canon_sha256": "f6c670208bba3ecf0bafdb50d1ceed6395130e07f7852c1e65aabc2197b900f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.15754",
    "kind": "arxiv",
    "version": 1
  }
}