Pith Number

pith:7XPFDZOV

pith:2017:7XPFDZOV6O5VKYVA3IZ3JPGWK6

not attested not anchored not stored refs pending

Nearly-free-electron system of monolayer Na on the surface of single-crystal HfSe$_2$

H. Takagi, I. Fongkaew, J. D. Denlinger, L. Bawden, P. D. C. King, R. Vidyasagar, S.-K. Mo, S. Limpijumnong, S. Siriroj, T. Eknapakul, W. Meevasana

arxiv:1707.06966 v1 · 2017-07-21 · 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{7XPFDZOV6O5VKYVA3IZ3JPGWK6}

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	2026-05-18T00:39:50.979069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdde51e5d5f3bb5562a0da33b4bcd657835dd51c658499f827b7e430d224bcfd

Aliases

arxiv: 1707.06966 · arxiv_version: 1707.06966v1 · doi: 10.48550/arxiv.1707.06966 · pith_short_12: 7XPFDZOV6O5V · pith_short_16: 7XPFDZOV6O5VKYVA · pith_short_8: 7XPFDZOV

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/7XPFDZOV6O5VKYVA3IZ3JPGWK6 \
  | 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: fdde51e5d5f3bb5562a0da33b4bcd657835dd51c658499f827b7e430d224bcfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc6e2a1b6676087cbd65104a8e27806f72319dce5b98ba0058bd1b7eb5f2bf8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2017-07-21T16:27:53Z",
    "title_canon_sha256": "fb670202b5491150cc4e334a5faa9fd79b7dd6bd7a948f035e0798db76d4d190"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.06966",
    "kind": "arxiv",
    "version": 1
  }
}