Pith Number

pith:4L2KIE7V

pith:2005:4L2KIE7VCZ7PJDPESKICGMADCP

not attested not anchored not stored refs pending

NMR measurements of hyperpolarized 3He gas diffusion in high porosity silica aerogels

Genevi\`eve Tastevin (LKB - Lhomond), Pierre-Jean Nacher (LKB - Lhomond)

arxiv:cond-mat/0509327 v1 · 2005-09-13 · 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{4L2KIE7VCZ7PJDPESKICGMADCP}

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	2026-05-18T01:08:58.028164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2f4a413f5167ef48de4929023300313eb546ed23f03aae07068d43be77ab7c5

Aliases

arxiv: cond-mat/0509327 · arxiv_version: cond-mat/0509327v1 · doi: 10.48550/arxiv.cond-mat/0509327 · pith_short_12: 4L2KIE7VCZ7P · pith_short_16: 4L2KIE7VCZ7PJDPE · pith_short_8: 4L2KIE7V

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/4L2KIE7VCZ7PJDPESKICGMADCP \
  | 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: e2f4a413f5167ef48de4929023300313eb546ed23f03aae07068d43be77ab7c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee5f72c373384f016e5a927cb807153fc03badf389e57409e9a8af8e4b30ddcc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2005-09-13T12:23:14Z",
    "title_canon_sha256": "76d5b8f748da1a0e260899f5e0238587463d5255c087181a54e9d853ccc29234"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0509327",
    "kind": "arxiv",
    "version": 1
  }
}