Pith Number

pith:P2MLVC62

pith:2008:P2MLVC62XSVHT4UR5MYHJ6YTYH

not attested not anchored not stored refs pending

Pressure induced superconductivity in CaFe$_2$As$_2$

Milton S. Torikachvili, Ni Ni, Paul C. Canfield, Sergey L. Bud'ko

arxiv:0807.0616 v2 · 2008-07-03 · 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{P2MLVC62XSVHT4UR5MYHJ6YTYH}

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	2026-07-04T17:11:39.130999Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e98ba8bdabcaa79f291eb3074fb13c1d055cef8fe3d0bb2a20f023149fa5a07

Aliases

arxiv: 0807.0616 · arxiv_version: 0807.0616v2 · doi: 10.48550/arxiv.0807.0616 · pith_short_12: P2MLVC62XSVH · pith_short_16: P2MLVC62XSVHT4UR · pith_short_8: P2MLVC62

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/P2MLVC62XSVHT4UR5MYHJ6YTYH \
  | 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: 7e98ba8bdabcaa79f291eb3074fb13c1d055cef8fe3d0bb2a20f023149fa5a07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06fcc2784a47054818138fea5b177e1a718ade11ea237ec5a3fe7170eddf6268",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2008-07-03T19:07:10Z",
    "title_canon_sha256": "7337790a2493eb44d23d70d3d87730c44d0b17e4661e0cde8b223cebb287b8f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.0616",
    "kind": "arxiv",
    "version": 2
  }
}