Pith Number

pith:5QVCGLJQ

pith:2015:5QVCGLJQCVTMII6MVHQZCYRAGS

not attested not anchored not stored refs pending

Superfluid density of a pseudogapped superconductor near SIT

L. B. Ioffe, M. V. Feigel'man

arxiv:1509.05138 v1 · 2015-09-17 · 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{5QVCGLJQCVTMII6MVHQZCYRAGS}

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	2026-05-18T01:32:49.790765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec2a232d301566c423cca9e191622034943064fa54e83aea32ab1bbed4d3fbff

Aliases

arxiv: 1509.05138 · arxiv_version: 1509.05138v1 · doi: 10.48550/arxiv.1509.05138 · pith_short_12: 5QVCGLJQCVTM · pith_short_16: 5QVCGLJQCVTMII6M · pith_short_8: 5QVCGLJQ

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/5QVCGLJQCVTMII6MVHQZCYRAGS \
  | 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: ec2a232d301566c423cca9e191622034943064fa54e83aea32ab1bbed4d3fbff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2badd30bd7e63e8a208ad7d433888f352692cc124deb372fab498b7f7ca236e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2015-09-17T06:11:54Z",
    "title_canon_sha256": "abb4ca886ef77f0dbbf0f5b5e76ce8af00e5ce91dcf3189d983b9045735433c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05138",
    "kind": "arxiv",
    "version": 1
  }
}