Pith Number

pith:D4D6G7A2

pith:2009:D4D6G7A2RSAUGABDJJGJOWJ5RV

not attested not anchored not stored refs pending

Superconductivity at T_c ~ 14 K in Single Crystalline FeTe$_{0.61}$Se$_{0.39}$

T. Taen, T. Tamegai, Y. Nakajima, Y. Tsuchiya

arxiv:0906.1951 v1 · 2009-06-10 · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D4D6G7A2RSAUGABDJJGJOWJ5RV}

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	2026-05-18T02:13:20.956490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f07e37c1a8c814300234a4c97593d8d75d9913d6751fded2d0136d0786c352f

Aliases

arxiv: 0906.1951 · arxiv_version: 0906.1951v1 · doi: 10.48550/arxiv.0906.1951 · pith_short_12: D4D6G7A2RSAU · pith_short_16: D4D6G7A2RSAUGABD · pith_short_8: D4D6G7A2

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/D4D6G7A2RSAUGABDJJGJOWJ5RV \
  | 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: 1f07e37c1a8c814300234a4c97593d8d75d9913d6751fded2d0136d0786c352f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3eca5fe15bea86ec7852a02c1d7fd3bc45bfdced950e27bd001957220f3234bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-06-10T18:42:44Z",
    "title_canon_sha256": "21d7eed875a2e056449881e2c0daca188c875ef74e08e62f5d6a21d71b2e70e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1951",
    "kind": "arxiv",
    "version": 1
  }
}