Pith Number

pith:HBIW4DDM

pith:2017:HBIW4DDMIAKFZAWSODCTJCWKBP

not attested not anchored not stored refs pending

High-pressure phases of group II difluorides: polymorphism and superionicity

C. J. Pickard, J. R. Nelson, R. J. Needs

arxiv:1702.00746 v1 · 2017-02-02 · 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{HBIW4DDMIAKFZAWSODCTJCWKBP}

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	2026-05-18T00:49:50.675676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38516e0c6c40145c82d270c5348aca0bf32866c5db2d4e25464ca313db5258bd

Aliases

arxiv: 1702.00746 · arxiv_version: 1702.00746v1 · doi: 10.48550/arxiv.1702.00746 · pith_short_12: HBIW4DDMIAKF · pith_short_16: HBIW4DDMIAKFZAWS · pith_short_8: HBIW4DDM

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/HBIW4DDMIAKFZAWSODCTJCWKBP \
  | 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: 38516e0c6c40145c82d270c5348aca0bf32866c5db2d4e25464ca313db5258bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cc84fe6ce2bf0ff3b7b93a294362fdb412cbc722044dadfdeb4c00c6e2264da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2017-02-02T16:54:18Z",
    "title_canon_sha256": "11cae115aa39467e4c847fbb44badc431dc86a91e12228f7c0d4ff0a0a780e87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00746",
    "kind": "arxiv",
    "version": 1
  }
}