Pith Number

pith:KIXXMZJS

pith:1994:KIXXMZJSZ75SNYJ3JDBH5LFX7H

not attested not anchored not stored refs pending

Evidence for a Pseudogap Above the Critical Temperature in the Attractive Hubbard Model

H. Beck, J.J. Rodr\'iguez-N\'u\~nez, M.H. Pedersen, R. Micnas, S. Schafroth, T. Schneider

arxiv:cond-mat/9405071 v1 · 1994-05-25 · cond-mat

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KIXXMZJSZ75SNYJ3JDBH5LFX7H}

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	2026-05-18T01:09:20.695164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

522f766532cffb26e13b48c27eacb7f9f7a6ed76f8e2e3d5fc2474821ef2da25

Aliases

arxiv: cond-mat/9405071 · arxiv_version: cond-mat/9405071v1 · doi: 10.48550/arxiv.cond-mat/9405071 · pith_short_12: KIXXMZJSZ75S · pith_short_16: KIXXMZJSZ75SNYJ3 · pith_short_8: KIXXMZJS

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/KIXXMZJSZ75SNYJ3JDBH5LFX7H \
  | 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: 522f766532cffb26e13b48c27eacb7f9f7a6ed76f8e2e3d5fc2474821ef2da25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82fa00706b5039851c6c3081596c234ccf22562831a84aea4230e75f5de785c6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1994-05-25T14:54:35Z",
    "title_canon_sha256": "5c779624256a42d6068b73ab0592616cbf11ba7423e534fb04a1bbe99c06823c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9405071",
    "kind": "arxiv",
    "version": 1
  }
}