Pith Number

pith:BWUTFVFL

pith:2015:BWUTFVFLZBTAF7CGT7YW3PMUJZ

not attested not anchored not stored refs pending

Optical properties of silicon rich silicon nitride (SixNyHz) from first principles

Anne M.M.G. Theulings, Harry van der Graaf, John Smedley, Shu Xia Tao, Violeta Prodanovi\'c

arxiv:1509.02177 v2 · 2015-09-07 · 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{BWUTFVFLZBTAF7CGT7YW3PMUJZ}

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	2026-07-05T01:26:47.402420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0da932d4abc86602fc469ff16dbd944e5fd1cc0ed336cc7a044404bf2128f67c

Aliases

arxiv: 1509.02177 · arxiv_version: 1509.02177v2 · doi: 10.48550/arxiv.1509.02177 · pith_short_12: BWUTFVFLZBTA · pith_short_16: BWUTFVFLZBTAF7CG · pith_short_8: BWUTFVFL

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/BWUTFVFLZBTAF7CGT7YW3PMUJZ \
  | 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: 0da932d4abc86602fc469ff16dbd944e5fd1cc0ed336cc7a044404bf2128f67c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "007498afa0d2d3ba70aaf92dea166af1ee0959d9d10f6b49997664539ee02a9b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-09-07T20:17:14Z",
    "title_canon_sha256": "5d8673e12c2723eaea421889775bfeb204913a66b6553c3a166523c6f568335e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02177",
    "kind": "arxiv",
    "version": 2
  }
}