Pith Number

pith:TO4WTF2Z

pith:2017:TO4WTF2Z4VEY5NZBNH34X3FSTI

not attested not anchored not stored refs pending

Two-Dimensional Hydrogen Structure at Ultra-High Pressure

Francesco Calcavecchia, Markus Holzmann, Thomas D. K\"uhne

arxiv:1705.04793 v1 · 2017-05-13 · physics.comp-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{TO4WTF2Z4VEY5NZBNH34X3FSTI}

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	2026-05-18T00:44:34.615646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bb9699759e5498eb72169f7cbecb29a14054244a6483e7169b3a994b7176f6f

Aliases

arxiv: 1705.04793 · arxiv_version: 1705.04793v1 · doi: 10.48550/arxiv.1705.04793 · pith_short_12: TO4WTF2Z4VEY · pith_short_16: TO4WTF2Z4VEY5NZB · pith_short_8: TO4WTF2Z

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/TO4WTF2Z4VEY5NZBNH34X3FSTI \
  | 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: 9bb9699759e5498eb72169f7cbecb29a14054244a6483e7169b3a994b7176f6f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc0a2a360775ebe1b8ddaa15310cb45baed2413aee7f2330a61d1b16d5c17c0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2017-05-13T06:52:42Z",
    "title_canon_sha256": "ed8218b5667edf4ba9d9578c119058370e54b48caebc343cc74f1feef61dd916"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.04793",
    "kind": "arxiv",
    "version": 1
  }
}