Pith Number

pith:HINKRMI6

pith:2006:HINKRMI6E2NQQQ6GVINKVRZAHA

not attested not anchored not stored refs pending

Superconductivity in the two-dimensional Hubbard model?

B. Gut, D. Baeriswyl, D. Eichenberger

arxiv:cond-mat/0612690 v1 · 2006-12-29 · 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{HINKRMI6E2NQQQ6GVINKVRZAHA}

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	2026-05-18T01:39:38.394140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a1aa8b11e269b0843c6aa1aaac7203811f813e5d2df3a843b6d1a0e9bb2474c

Aliases

arxiv: cond-mat/0612690 · arxiv_version: cond-mat/0612690v1 · doi: 10.48550/arxiv.cond-mat/0612690 · pith_short_12: HINKRMI6E2NQ · pith_short_16: HINKRMI6E2NQQQ6G · pith_short_8: HINKRMI6

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/HINKRMI6E2NQQQ6GVINKVRZAHA \
  | 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: 3a1aa8b11e269b0843c6aa1aaac7203811f813e5d2df3a843b6d1a0e9bb2474c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d64e4e5bbe082c5134b4effe61472ca9c7ae4f7461b6e7a044ab37d5cc6e8cab",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2006-12-29T09:29:11Z",
    "title_canon_sha256": "4c9506dd5449c6485fdcc2f86bde9788f6945705f4d97791c564811ca6ea4055"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0612690",
    "kind": "arxiv",
    "version": 1
  }
}