Pith Number

pith:HP7WR5VY

pith:2025:HP7WR5VY7AEGFJGNUY525GFJP2

not attested not anchored not stored refs pending

Equation of State and First Principles Prediction of the Vibrational Matrix Shift of Solid Parahydrogen

Alexander Ibrahim, Lecheng Wang, Pierre-Nicholas Roy, Robert J Le Roy, Tom Halverson

arxiv:2506.01294 v2 · 2025-06-02 · physics.chem-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HP7WR5VY7AEGFJGNUY525GFJP2}

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	2026-07-05T11:15:21.891633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bff68f6b8f80862a4cda63bae98a97eb9961c8e1818420d1aef4a25b639c4c9

Aliases

arxiv: 2506.01294 · arxiv_version: 2506.01294v2 · doi: 10.48550/arxiv.2506.01294 · pith_short_12: HP7WR5VY7AEG · pith_short_16: HP7WR5VY7AEGFJGN · pith_short_8: HP7WR5VY

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/HP7WR5VY7AEGFJGNUY525GFJP2 \
  | 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: 3bff68f6b8f80862a4cda63bae98a97eb9961c8e1818420d1aef4a25b639c4c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5730254c32408a2b950a98b08350fa11c7853ce371fda97cdeb5a138706db0a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2025-06-02T04:02:51Z",
    "title_canon_sha256": "16c91488555ed1d14e6caf9e85384c224ae1b9ca71e2f225aa8fd5f78c130229"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.01294",
    "kind": "arxiv",
    "version": 2
  }
}