Pith Number

pith:MB7PNBLX

pith:1999:MB7PNBLXZGQKSH6EA4QV73MF4T

not attested not anchored not stored refs pending

Electron Correlations in an Electron Bilayer at Finite Temperature: Landau Damping of the Acoustic Plasmon

D.A. Ritchie, D. Richards, D. S. Kainth, H. P. Hughes, M.Y. Simmons

arxiv:cond-mat/9908408 v1 · 1999-08-27 · cond-mat.mes-hall · 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{MB7PNBLXZGQKSH6EA4QV73MF4T}

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	2026-07-04T16:13:12.388289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

607ef68577c9a0a91fc407215fed85e4d34496dc0bce90cf49c291cbce989395

Aliases

arxiv: cond-mat/9908408 · arxiv_version: cond-mat/9908408v1 · doi: 10.48550/arxiv.cond-mat/9908408 · pith_short_12: MB7PNBLXZGQK · pith_short_16: MB7PNBLXZGQKSH6E · pith_short_8: MB7PNBLX

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/MB7PNBLXZGQKSH6EA4QV73MF4T \
  | 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: 607ef68577c9a0a91fc407215fed85e4d34496dc0bce90cf49c291cbce989395

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aef82105df5c0d2d68cbb5148399828f7debe3f33717870c66f3b5d8a4304f3b",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "1999-08-27T15:23:22Z",
    "title_canon_sha256": "efd65a819d3e44a42663e28d9086d4fea350e944cc403fb34dd0685076cad6c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9908408",
    "kind": "arxiv",
    "version": 1
  }
}