Pith Number

pith:NP6VS5RT

pith:1999:NP6VS5RTSVMCK7742QTZ56E62M

not attested not anchored not stored refs pending

Macroscopic Dielectric Constant for Microstructures of Sedimentary Rocks

B. Biswal, (ICA-1, J. Widjajakusuma, R. Hilfer, Stuttgart), Universit\"at Stuttgart

arxiv:cond-mat/9910488 v1 · 1999-10-29 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NP6VS5RTSVMCK7742QTZ56E62M}

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	2026-05-18T01:09:19.748178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bfd5976339558257ffcd4279ef89ed327af7623a43bb810888972226cbfc940

Aliases

arxiv: cond-mat/9910488 · arxiv_version: cond-mat/9910488v1 · doi: 10.48550/arxiv.cond-mat/9910488 · pith_short_12: NP6VS5RTSVMC · pith_short_16: NP6VS5RTSVMCK774 · pith_short_8: NP6VS5RT

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/NP6VS5RTSVMCK7742QTZ56E62M \
  | 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: 6bfd5976339558257ffcd4279ef89ed327af7623a43bb810888972226cbfc940

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74cb8f6eb234f9013548e73459eacde9c6604962e4e54264a078f843475ce93c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1999-10-29T09:21:56Z",
    "title_canon_sha256": "905c74ad607b264ec2af5b46f8cb9b9fa76081bf84e59200246845c2b5ae9d09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9910488",
    "kind": "arxiv",
    "version": 1
  }
}