Pith Number

pith:2QIDJISV

pith:1994:2QIDJISVNW5BNWPI25HNLYI7XW

not attested not anchored not stored refs pending

Bound on the Group Velocity of an Electron in a 1D Periodic Potential

Giovanni Vignale, Michael R. Geller

arxiv:cond-mat/9408067 v1 · 1994-08-22 · 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{2QIDJISVNW5BNWPI25HNLYI7XW}

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	2026-07-04T15:56:45.906697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d41034a2556dba16d9e8d74ed5e11fbd980ec75ac0413e70caa8fb56e99de246

Aliases

arxiv: cond-mat/9408067 · arxiv_version: cond-mat/9408067v1 · doi: 10.48550/arxiv.cond-mat/9408067 · pith_short_12: 2QIDJISVNW5B · pith_short_16: 2QIDJISVNW5BNWPI · pith_short_8: 2QIDJISV

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/2QIDJISVNW5BNWPI25HNLYI7XW \
  | 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: d41034a2556dba16d9e8d74ed5e11fbd980ec75ac0413e70caa8fb56e99de246

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2afb5b04ffdefbb19bd6cae81dfd97f357ca2f064642355720de5c9be8dcec4a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1994-08-22T21:02:10Z",
    "title_canon_sha256": "fee2ea04b10027dd9d5667673bccc420b3183a9b632e2b14c9b370467233479a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9408067",
    "kind": "arxiv",
    "version": 1
  }
}