Pith Number

pith:V4GGYAML

pith:2015:V4GGYAML4QMVBPVT2VCWAZEHHP

not attested not anchored not stored refs pending

A jigsaw puzzle framework for homogenization of high porosity foams

Jan Nov\'ak, Martin Do\v{s}k\'a\v{r}

arxiv:1507.08521 v2 · 2015-07-30 · 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{V4GGYAML4QMVBPVT2VCWAZEHHP}

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	2026-05-18T01:22:06.207180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af0c6c018be41950beb3d5456064873bdc83a1e3f614bc6833b21f9a627533bc

Aliases

arxiv: 1507.08521 · arxiv_version: 1507.08521v2 · doi: 10.48550/arxiv.1507.08521 · pith_short_12: V4GGYAML4QMV · pith_short_16: V4GGYAML4QMVBPVT · pith_short_8: V4GGYAML

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/V4GGYAML4QMVBPVT2VCWAZEHHP \
  | 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: af0c6c018be41950beb3d5456064873bdc83a1e3f614bc6833b21f9a627533bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c59ee14215971f0866702c715818137981b6ad8fe62d562ed5c2ded31d216a84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-07-30T14:47:09Z",
    "title_canon_sha256": "3b7ab7edafcd3a9642c1b99fb4edbfba578734a25bd2f9acb0beccc733be2cf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08521",
    "kind": "arxiv",
    "version": 2
  }
}