Pith Number

pith:QMC4UNTF

pith:2023:QMC4UNTFRHMZ5EJDPLT3SBQ3WL

not attested not anchored not stored refs pending

Mechanism of cathodic protection of iron and steel in porous media

Federico Martinelli-Orlando, Shishir Mundra, Ueli M. Angst

arxiv:2308.15953 v1 · 2023-08-30 · 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{QMC4UNTFRHMZ5EJDPLT3SBQ3WL}

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	2026-07-05T07:47:26.069507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8305ca366589d99e91237ae7b9061bb2c9dac01be48267c4b77b8426ada2e8cd

Aliases

arxiv: 2308.15953 · arxiv_version: 2308.15953v1 · doi: 10.48550/arxiv.2308.15953 · pith_short_12: QMC4UNTFRHMZ · pith_short_16: QMC4UNTFRHMZ5EJD · pith_short_8: QMC4UNTF

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/QMC4UNTFRHMZ5EJDPLT3SBQ3WL \
  | 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: 8305ca366589d99e91237ae7b9061bb2c9dac01be48267c4b77b8426ada2e8cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38ecf05c22d0b006cffc20b30b765f7beeb078e01ac12b28a16f4756e4b55af2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2023-08-30T11:09:48Z",
    "title_canon_sha256": "d0552c482cea33e52fcde68439daa6c05ba5bb02dc481989c9a566d09fc38366"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.15953",
    "kind": "arxiv",
    "version": 1
  }
}