Pith Number

pith:AP4DNQZY

pith:2012:AP4DNQZYHR4KO35RVF6S7DS2TA

not attested not anchored not stored refs pending

Effective doping and suppression of Fermi surface reconstruction via Fe vacancy disorder in KxFe2-ySe2

P. J. Hirschfeld, Tom Berlijn, Wei Ku

arxiv:1204.2849 v1 · 2012-04-12 · cond-mat.dis-nn · 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{AP4DNQZYHR4KO35RVF6S7DS2TA}

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	2026-05-18T03:43:42.163063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03f836c3383c78a76fb1a97d2f8e5a982e6ad9b29ff42711ab9180cfa81f50d0

Aliases

arxiv: 1204.2849 · arxiv_version: 1204.2849v1 · doi: 10.48550/arxiv.1204.2849 · pith_short_12: AP4DNQZYHR4K · pith_short_16: AP4DNQZYHR4KO35R · pith_short_8: AP4DNQZY

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/AP4DNQZYHR4KO35RVF6S7DS2TA \
  | 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: 03f836c3383c78a76fb1a97d2f8e5a982e6ad9b29ff42711ab9180cfa81f50d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "287477a4d35b55ddd90722e832415378f68636898a9948eaff375d5ae718c184",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2012-04-12T22:06:55Z",
    "title_canon_sha256": "0565eef9ad1643132ba96e744152335131806e3144c05289fd45fc27d4ff71a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2849",
    "kind": "arxiv",
    "version": 1
  }
}