Pith Number

pith:ZKOF5EXC

pith:2019:ZKOF5EXCQDZ6MODNLTXTRL3R7N

not attested not anchored not stored refs pending

Ice Ic without stacking disorder by evacuating hydrogen from hydrogen hydrate

Asami Sano-Furukawa, Fumiya Noritake, Hiroyuki Kagi, Kazuki Komatsu, Keishiro Yamashita, Ryo Yamane, Shinichi Machida, Takanori Hattori

arxiv:1909.03400 v1 · 2019-09-08 · 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{ZKOF5EXCQDZ6MODNLTXTRL3R7N}

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	2026-07-05T00:41:37.312393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca9c5e92e280f3e6386d5cef38af71fb6631625a6eb8ed28e9edade140dae7ba

Aliases

arxiv: 1909.03400 · arxiv_version: 1909.03400v1 · doi: 10.48550/arxiv.1909.03400 · pith_short_12: ZKOF5EXCQDZ6 · pith_short_16: ZKOF5EXCQDZ6MODN · pith_short_8: ZKOF5EXC

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/ZKOF5EXCQDZ6MODNLTXTRL3R7N \
  | 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: ca9c5e92e280f3e6386d5cef38af71fb6631625a6eb8ed28e9edade140dae7ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cde2500a1a6f139971a0c26850266eec8c3e01a92f8465e8f9d4980e2e5eee3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-09-08T07:40:02Z",
    "title_canon_sha256": "5bbf4ecb44651389985b3f4af0d18a848ac7cfa0a0b0a09aff82ec8070da5e65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.03400",
    "kind": "arxiv",
    "version": 1
  }
}