Pith Number

pith:JF7I7AD3

pith:2026:JF7I7AD3ENTY2DEA7PDJ5NI4XM

not attested not anchored not stored refs pending

Anharmonic lattice dynamics and superconductivity in strained bulk and surface niobium

Chia-Nien Tsai, Christoph Heil, Mahmoud I. Hussein, Matthew Julian, Mihir Ranjan Sahoo, Pedro Nunes Ferreira, Rohit P. Prasankumar, Roman Lucrezi

arxiv:2606.02730 v1 · 2026-06-01 · cond-mat.supr-con · 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{JF7I7AD3ENTY2DEA7PDJ5NI4XM}

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	2026-06-03T00:05:08.224540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

497e8f807b23678d0c80fbc69eb51cbb1caee603e5f27007b2938d9aed8a043e

Aliases

arxiv: 2606.02730 · arxiv_version: 2606.02730v1 · doi: 10.48550/arxiv.2606.02730 · pith_short_12: JF7I7AD3ENTY · pith_short_16: JF7I7AD3ENTY2DEA · pith_short_8: JF7I7AD3

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/JF7I7AD3ENTY2DEA7PDJ5NI4XM \
  | 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: 497e8f807b23678d0c80fbc69eb51cbb1caee603e5f27007b2938d9aed8a043e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9a0975f4787c8adda8877e41ceeef70259ed7828e52499de2802030c624a471",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2026-06-01T18:00:16Z",
    "title_canon_sha256": "c8ebd9a59b579e5eca9f25e4eeb9d71e028bc747a40f8f7382ef928d76964578"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.02730",
    "kind": "arxiv",
    "version": 1
  }
}