Pith Number

pith:6FJS22C5

pith:2026:6FJS22C5IDRCYS5JW3STBSIYAC

not attested not anchored not stored refs pending

Ultrasound Evidence for a Low-Temperature Anomaly Inside the Superconducting State of 4Hb-TaS$_2$

Amit Kanigel, Andreas Hauspurg, Dmitri V. Efremov, Hans-Henning Klauss, Irena Feldman, Jochen Wosnitza, Paul Leask, Sergei Zherlitsyn, Vadim Grinenko, Yongwei Li

arxiv:2606.30502 v1 · 2026-06-29 · cond-mat.supr-con · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6FJS22C5IDRCYS5JW3STBSIYAC}

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	2026-06-30T02:18:17.969732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f1532d685d40e22c4ba9b6e530c918008aca06acaa9eeb3e081b98cf805e7900

Aliases

arxiv: 2606.30502 · arxiv_version: 2606.30502v1 · doi: 10.48550/arxiv.2606.30502 · pith_short_12: 6FJS22C5IDRC · pith_short_16: 6FJS22C5IDRCYS5J · pith_short_8: 6FJS22C5

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/6FJS22C5IDRCYS5JW3STBSIYAC \
  | 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: f1532d685d40e22c4ba9b6e530c918008aca06acaa9eeb3e081b98cf805e7900

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbef7ee0f8e85db847de821412f53ce18773f2c62efabf775716c72d5ed76398",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2026-06-29T16:06:02Z",
    "title_canon_sha256": "f4d383989881e95795be971fbfd80874905860b774ed8a49148e236eb87ce64e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.30502",
    "kind": "arxiv",
    "version": 1
  }
}