Pith Number

pith:SLS7DK2F

pith:2015:SLS7DK2FS2ARWFX4ZCXA2KJDGE

not attested not anchored not stored refs pending

Evidence for the Active Phase of Heterogeneous Catalysts through In Situ Reaction Product Imaging and Multiscale Modeling

E. Lundgren, J. Gustafson, J. Zetterberg, K. Reuter, M.J. Hoffmann, S. Blomberg, S. Matera

arxiv:1506.05542 v1 · 2015-06-18 · 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{SLS7DK2FS2ARWFX4ZCXA2KJDGE}

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	2026-05-18T01:44:10.474489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92e5f1ab4596811b16fcc8ae0d292331231e18d631db9011b144359b23d83298

Aliases

arxiv: 1506.05542 · arxiv_version: 1506.05542v1 · doi: 10.48550/arxiv.1506.05542 · pith_short_12: SLS7DK2FS2AR · pith_short_16: SLS7DK2FS2ARWFX4 · pith_short_8: SLS7DK2F

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/SLS7DK2FS2ARWFX4ZCXA2KJDGE \
  | 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: 92e5f1ab4596811b16fcc8ae0d292331231e18d631db9011b144359b23d83298

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61c9ca3821b73885b9e6151ff3626a498f681868a4983baa5679c1ce1518286c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-06-18T03:40:45Z",
    "title_canon_sha256": "2b3dba21fa3922a5ad18ef1b379007d0205177085f7016bbaadd9bf1d9c173ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05542",
    "kind": "arxiv",
    "version": 1
  }
}