Pith Number

pith:H4Z7RHQS

pith:2011:H4Z7RHQSLGM7FSFQRQ63KY4ZFB

not attested not anchored not stored refs pending

The electric field as a novel switch for uptake/release of hydrogen storage in nitrogen doped graphene

A. D. Hern\'andez-Nieves, F. M. Peeters, S. Li, Z. M. Ao

arxiv:1111.5704 v1 · 2011-11-24 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H4Z7RHQSLGM7FSFQRQ63KY4ZFB}

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	2026-05-18T04:02:24.981436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f33f89e125999f2c8b08c3db56399284ed7ecab02509fd8f71ac7bedd66cf28

Aliases

arxiv: 1111.5704 · arxiv_version: 1111.5704v1 · doi: 10.48550/arxiv.1111.5704 · pith_short_12: H4Z7RHQSLGM7 · pith_short_16: H4Z7RHQSLGM7FSFQ · pith_short_8: H4Z7RHQS

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/H4Z7RHQSLGM7FSFQRQ63KY4ZFB \
  | 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: 3f33f89e125999f2c8b08c3db56399284ed7ecab02509fd8f71ac7bedd66cf28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "047feefb3d1b128d9fa765bc457cbe83e402a4ecc42807d8b65e2639ac8148f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2011-11-24T09:36:06Z",
    "title_canon_sha256": "1f17533620aea5789f44adb2cf20ab1c16906be61423582144ce7a33e522c42d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5704",
    "kind": "arxiv",
    "version": 1
  }
}