Pith Number

pith:V7UEJ3C7

pith:2008:V7UEJ3C7OE3UGUK7HUHN3VQKVC

not attested not anchored not stored refs pending

Determination of the phase diagram of the electron doped superconductor Ba(Fe$_{1-x}$Co$_x$)$_2$As$_2$

Chris Kucharczyk, Ian R. Fisher, James G. Analytis, Jiun-Haw Chu

arxiv:0811.2463 v1 · 2008-11-15 · 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{V7UEJ3C7OE3UGUK7HUHN3VQKVC}

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	2026-07-04T15:42:02.977350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afe844ec5f713743515f3d0eddd60aa897f211af7af51a219cab64dc3bda6ae3

Aliases

arxiv: 0811.2463 · arxiv_version: 0811.2463v1 · doi: 10.48550/arxiv.0811.2463 · pith_short_12: V7UEJ3C7OE3U · pith_short_16: V7UEJ3C7OE3UGUK7 · pith_short_8: V7UEJ3C7

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/V7UEJ3C7OE3UGUK7HUHN3VQKVC \
  | 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: afe844ec5f713743515f3d0eddd60aa897f211af7af51a219cab64dc3bda6ae3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5083dedab2f0a64aafb509279584cff53c22a1de5514c5d7c58975fe6ad0959c",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2008-11-15T21:29:53Z",
    "title_canon_sha256": "d7f36ae402c89cc54e401af1e03e1f4c622d4b2a73fbd905ffb67cf2410130d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.2463",
    "kind": "arxiv",
    "version": 1
  }
}