Pith Number

pith:DNPCDUMK

pith:2019:DNPCDUMKPU3MA5KHS33KLHOOOZ

not attested not anchored not stored refs pending

First-principle study on the electronic and optical properties of cavities occupancy of SI methane hydrates

Liang Yang, Rong Deng, Zejin Yang, Zhao Wang

arxiv:1902.10914 v1 · 2019-02-28 · 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{DNPCDUMKPU3MA5KHS33KLHOOOZ}

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	2026-05-17T23:52:26.382393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b5e21d18a7d36c0754796f6a59dce7665652a1867ac4800934e3128f340c2fe

Aliases

arxiv: 1902.10914 · arxiv_version: 1902.10914v1 · doi: 10.48550/arxiv.1902.10914 · pith_short_12: DNPCDUMKPU3M · pith_short_16: DNPCDUMKPU3MA5KH · pith_short_8: DNPCDUMK

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/DNPCDUMKPU3MA5KHS33KLHOOOZ \
  | 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: 1b5e21d18a7d36c0754796f6a59dce7665652a1867ac4800934e3128f340c2fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cfca365add6bc52926b783ab23448dea686f6452e5a1ab3c719b4302a149b074",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-02-28T06:16:28Z",
    "title_canon_sha256": "f46bb85b1994efcf07252a7777e65a355b3e70752239d6e2f2ab39b7b90883fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10914",
    "kind": "arxiv",
    "version": 1
  }
}