Pith Number

pith:QCQN42OT

pith:2021:QCQN42OTB3UXD5ABATAY6XT7PJ

not attested not anchored not stored refs pending

Machine learning of microscopic ingredients for graphene oxide/cellulose interaction

Adalberto Fazzio, Bruno Focassio, F. Crasto de Lima, Gustavo Silvestre, Roberto H. Miwa, Romana Petry

arxiv:2107.01040 v1 · 2021-07-02 · 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{QCQN42OTB3UXD5ABATAY6XT7PJ}

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	2026-07-05T06:12:21.963713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80a0de69d30ee971f40104c18f5e7f7a6485f32317d27f4f3c3192553cb7a7dc

Aliases

arxiv: 2107.01040 · arxiv_version: 2107.01040v1 · doi: 10.48550/arxiv.2107.01040 · pith_short_12: QCQN42OTB3UX · pith_short_16: QCQN42OTB3UXD5AB · pith_short_8: QCQN42OT

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/QCQN42OTB3UXD5ABATAY6XT7PJ \
  | 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: 80a0de69d30ee971f40104c18f5e7f7a6485f32317d27f4f3c3192553cb7a7dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51a3c3f319294d9e98bf764d42857372278e270e75e5691b393e30043c2ab179",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2021-07-02T12:47:48Z",
    "title_canon_sha256": "f1e632a0a02121485017503623c98e5fac295203f5dfc719a37557ad7d13ed88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.01040",
    "kind": "arxiv",
    "version": 1
  }
}