Pith Number

pith:4MFP5XRH

pith:2015:4MFP5XRHNLWNO3XTSOHB4GAR2D

not attested not anchored not stored refs pending

Full-field moisture induced deformation in Norway spruce: intra-ring variation of transverse swelling

Christian Lanvermann, Falk K. Wittel, Peter Niemz

arxiv:1509.04025 v1 · 2015-09-14 · 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{4MFP5XRHNLWNO3XTSOHB4GAR2D}

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	2026-05-18T01:33:08.450400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e30afede276aecd76ef3938e1e1811d0ffa567ad1e261f99cc423a2af16c1736

Aliases

arxiv: 1509.04025 · arxiv_version: 1509.04025v1 · doi: 10.48550/arxiv.1509.04025 · pith_short_12: 4MFP5XRHNLWN · pith_short_16: 4MFP5XRHNLWNO3XT · pith_short_8: 4MFP5XRH

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/4MFP5XRHNLWNO3XTSOHB4GAR2D \
  | 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: e30afede276aecd76ef3938e1e1811d0ffa567ad1e261f99cc423a2af16c1736

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8c5aac592ebfb371a5727aef797a2e7dd1d329d705cde6751670645c737d312",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-09-14T10:35:06Z",
    "title_canon_sha256": "4f43db426a83ab7b809c88563c155e3354c39dd7c57ff9ba772be77179f34286"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04025",
    "kind": "arxiv",
    "version": 1
  }
}