Pith Number

pith:EH6QN5EH

pith:2015:EH6QN5EHNZJYOPGAJMDJZUB2L4

not attested not anchored not stored refs pending

Effective-mass theory of collapsed carbon nanotubes

Takeshi Nakanishi, Tsuneya Ando

arxiv:1504.01540 v1 · 2015-04-07 · cond-mat.mes-hall

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EH6QN5EHNZJYOPGAJMDJZUB2L4}

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	2026-05-18T01:02:45.941547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21fd06f4876e53873cc04b069cd03a5f0d23a88b742348b0aba205e919172b90

Aliases

arxiv: 1504.01540 · arxiv_version: 1504.01540v1 · doi: 10.48550/arxiv.1504.01540 · pith_short_12: EH6QN5EHNZJY · pith_short_16: EH6QN5EHNZJYOPGA · pith_short_8: EH6QN5EH

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/EH6QN5EHNZJYOPGAJMDJZUB2L4 \
  | 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: 21fd06f4876e53873cc04b069cd03a5f0d23a88b742348b0aba205e919172b90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96d8f8ced8f5fd09c5e2db123e470cbd344f8e627179977ba8e28ea3e44a0956",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-04-07T10:02:15Z",
    "title_canon_sha256": "e0e514bb0ce13a8704c27164032eac8f07884d5c2e1c6b53f01021233aaddcf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01540",
    "kind": "arxiv",
    "version": 1
  }
}