Pith Number

pith:J2FKBAHC

pith:2012:J2FKBAHCOSYVUBBDF2DUKDFE3B

not attested not anchored not stored refs pending

Pseudogap in cuprate and organic superconductors

J. Merino, O. Gunnarsson

arxiv:1208.3996 v1 · 2012-08-20 · cond-mat.str-el · 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{J2FKBAHCOSYVUBBDF2DUKDFE3B}

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	2026-05-18T03:21:54.096509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e8aa080e274b15a04232e87450ca4d84e2a37e0e992526905e8b6653b1c5228

Aliases

arxiv: 1208.3996 · arxiv_version: 1208.3996v1 · doi: 10.48550/arxiv.1208.3996 · pith_short_12: J2FKBAHCOSYV · pith_short_16: J2FKBAHCOSYVUBBD · pith_short_8: J2FKBAHC

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/J2FKBAHCOSYVUBBDF2DUKDFE3B \
  | 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: 4e8aa080e274b15a04232e87450ca4d84e2a37e0e992526905e8b6653b1c5228

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d28378aac9497461139e2d097efe6aea6876c717c2af65e8b4a9706f11d59d85",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-08-20T12:51:45Z",
    "title_canon_sha256": "e24b333ebfe5a67238b04e4e00cdd4a614cb06d651bac4f5040e662505227ca6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3996",
    "kind": "arxiv",
    "version": 1
  }
}