Pith Number

pith:GNKLYSPH

pith:1999:GNKLYSPHRLUFLQCBOJRT7HSTMA

not attested not anchored not stored refs pending

The topology of the Fermi surface of Bi2212 from angle resolved photoemission

C. Duerr, C. Janowitz, G. Reichardt, G. Yang, J. Fink, M. Knupfer, M. S. Golden, R. Mueller, S. Abell, S. Legner, S. V. Borisenko, T. Pichler

arxiv:cond-mat/9912332 v1 · 1999-12-17 · 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{GNKLYSPHRLUFLQCBOJRT7HSTMA}

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	2026-05-18T01:39:25.343526Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3354bc49e78ae855c04172633f9e53603cc13e7c34b8a8b2ebdfd0697ae98dc0

Aliases

arxiv: cond-mat/9912332 · arxiv_version: cond-mat/9912332v1 · doi: 10.48550/arxiv.cond-mat/9912332 · pith_short_12: GNKLYSPHRLUF · pith_short_16: GNKLYSPHRLUFLQCB · pith_short_8: GNKLYSPH

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/GNKLYSPHRLUFLQCBOJRT7HSTMA \
  | 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: 3354bc49e78ae855c04172633f9e53603cc13e7c34b8a8b2ebdfd0697ae98dc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e37958344c77868fb83f9b00d797ba529d2fdea00bab31fee41e029eac6c620",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "1999-12-17T15:17:09Z",
    "title_canon_sha256": "82aa43edfd85cfc6a53f9b12dd9faf5448b1925b1ccc5be699759b54624d8408"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9912332",
    "kind": "arxiv",
    "version": 1
  }
}