Pith Number

pith:USTQSWUF

pith:1998:USTQSWUFAX2447IYHF5HMPEIQ4

not attested not anchored not stored refs pending

Threedimensional Local Porosity Analysis of Porous Media

B. Biswal, C. Manwart, R. Hilfer

arxiv:cond-mat/9803012 v1 · 1998-03-02 · 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{USTQSWUFAX2447IYHF5HMPEIQ4}

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	2026-05-18T01:39:31.037261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4a7095a8505f5ce7d18397a763c88871f1150cd23a2a414a1b8c003d55401cb

Aliases

arxiv: cond-mat/9803012 · arxiv_version: cond-mat/9803012v1 · doi: 10.48550/arxiv.cond-mat/9803012 · pith_short_12: USTQSWUFAX24 · pith_short_16: USTQSWUFAX2447IY · pith_short_8: USTQSWUF

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/USTQSWUFAX2447IYHF5HMPEIQ4 \
  | 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: a4a7095a8505f5ce7d18397a763c88871f1150cd23a2a414a1b8c003d55401cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83fc1aed4aeac43d04e4de60cae1c763619cf685d82f11546cc43ebe51677305",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "1998-03-02T12:22:04Z",
    "title_canon_sha256": "ee4b0183dd54536d5a35e8bbdc531c967794d9186efe65751a279c02cc0a4452"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9803012",
    "kind": "arxiv",
    "version": 1
  }
}