Pith Number

pith:NBVTF6LX

pith:2009:NBVTF6LXDUK4JPQR2TPSTBDAGB

not attested not anchored not stored refs pending

Calorimetric Evidence of Multiband Superconductivity in Ba(Fe0.925Co0.075)2As2

C. Meingast, F. Hardy, H. v. Loehneysen, P. Adelmann, P. Schweiss, R. A. Fisher, R. Eder, T. Wolf

arxiv:0910.5006 v1 · 2009-10-26 · 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{NBVTF6LXDUK4JPQR2TPSTBDAGB}

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	2026-05-18T02:11:11.149111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

686b32f9771d15c4be11d4df298460307e9c194b60f6eec040852d1047f4207d

Aliases

arxiv: 0910.5006 · arxiv_version: 0910.5006v1 · doi: 10.48550/arxiv.0910.5006 · pith_short_12: NBVTF6LXDUK4 · pith_short_16: NBVTF6LXDUK4JPQR · pith_short_8: NBVTF6LX

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/NBVTF6LXDUK4JPQR2TPSTBDAGB \
  | 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: 686b32f9771d15c4be11d4df298460307e9c194b60f6eec040852d1047f4207d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33d83ffe562248c7bf2bc52dec2fdf355a7af50055c0b6e4326d34f2a5da30e8",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2009-10-26T23:54:31Z",
    "title_canon_sha256": "6cc5e6d49f232a777d56b61c4d0b82831ad2ccd0e1e702ce9011fd8892c5e333"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5006",
    "kind": "arxiv",
    "version": 1
  }
}