Pith Number

pith:HWMAT4TY

pith:2015:HWMAT4TYDYNCIMR3NJJLKNEIA4

not attested not anchored not stored refs pending

Sculpting the band gap: a computational approach

D. A. Drabold, Kiran Prasai, Parthapratim Biswas

arxiv:1506.04403 v1 · 2015-06-14 · 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{HWMAT4TYDYNCIMR3NJJLKNEIA4}

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	2026-05-18T01:49:54.637266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d9809f2781e1a24323b6a52b5348807081664d4dda163703c0029174ed17ee9

Aliases

arxiv: 1506.04403 · arxiv_version: 1506.04403v1 · doi: 10.48550/arxiv.1506.04403 · pith_short_12: HWMAT4TYDYNC · pith_short_16: HWMAT4TYDYNCIMR3 · pith_short_8: HWMAT4TY

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/HWMAT4TYDYNCIMR3NJJLKNEIA4 \
  | 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: 3d9809f2781e1a24323b6a52b5348807081664d4dda163703c0029174ed17ee9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35508f3911ac41ae43e4de8827aa5cf968f11f2acf7e9a415752d0dcb9eb144d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-06-14T14:37:30Z",
    "title_canon_sha256": "ea4cb175e392b0b0ef39fcf6231910174803094939bd11f1068f51a90fc30863"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04403",
    "kind": "arxiv",
    "version": 1
  }
}