Pith Number

pith:NAS2AQYU

pith:2008:NAS2AQYUPBHFQDZVIMGHE6I3BX

not attested not anchored not stored refs pending

Tightly-bound Cooper pair, quasiparticle kinks and clues on the pairing potential in a high Tc FeAs Superconductor

A. Pasupathy, A.V. Fedorov, A. Yazdani, D. Hsieh, D. Qian, G.F. Chen, J.G. Checkelsky, J.L. Luo, K.K. Gomes, L. Li, L. Wray, M.Z. Hasan, N.L. Wang, N.P. Ong, Y. Xia

arxiv:0808.2185 v1 · 2008-08-15 · 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{NAS2AQYUPBHFQDZVIMGHE6I3BX}

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	2026-05-18T03:24:42.775108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6825a04314784e580f35430c72791b0dcbbad3bebcf188dd5ba211e06352025c

Aliases

arxiv: 0808.2185 · arxiv_version: 0808.2185v1 · doi: 10.48550/arxiv.0808.2185 · pith_short_12: NAS2AQYUPBHF · pith_short_16: NAS2AQYUPBHFQDZV · pith_short_8: NAS2AQYU

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/NAS2AQYUPBHFQDZVIMGHE6I3BX \
  | 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: 6825a04314784e580f35430c72791b0dcbbad3bebcf188dd5ba211e06352025c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "313380d5fed618e2761fadcc55da82dae62d6787e7349889ea902bc95e4b7da0",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2008-08-15T18:58:26Z",
    "title_canon_sha256": "0b67338ad044c4e4189dfeeaf8b21a9aced5b977ebb159c50116513bc952f548"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.2185",
    "kind": "arxiv",
    "version": 1
  }
}