Pith Number

pith:UBFFURD5

pith:2007:UBFFURD5T75P2MJU4LL37FC5GH

not attested not anchored not stored refs pending

d-wave superconductivity from electron-phonon interactions

J.P.Hague

arxiv:0704.0633 v1 · 2007-04-04 · 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{UBFFURD5T75P2MJU4LL37FC5GH}

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	2026-07-04T15:00:38.002072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a04a5a447d9ffafd3134e2d7bf945d31efc0e038ca876a2a713fc6e89adeeaba

Aliases

arxiv: 0704.0633 · arxiv_version: 0704.0633v1 · doi: 10.48550/arxiv.0704.0633 · pith_short_12: UBFFURD5T75P · pith_short_16: UBFFURD5T75P2MJU · pith_short_8: UBFFURD5

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/UBFFURD5T75P2MJU4LL37FC5GH \
  | 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: a04a5a447d9ffafd3134e2d7bf945d31efc0e038ca876a2a713fc6e89adeeaba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03a2d25355c05f349a359ebc7d1c6238e556bd8128de52200e7df43cf1240470",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2007-04-04T18:27:55Z",
    "title_canon_sha256": "8960d17a99d10986b34838809673ec2f30d3f2d164e77a213b9eba237d9aad5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.0633",
    "kind": "arxiv",
    "version": 1
  }
}