Pith Number

pith:7P6AB2TJ

pith:2025:7P6AB2TJ5AIOBHOSPJ45TPBOOF

not attested not anchored not stored refs pending

Extreme Thermal Insulation in Nano-Bubble Wrap Materials

Amalya C. Johnson, Archana Raja, Fang Liu, Sorren Warkander

arxiv:2507.12685 v1 · 2025-07-16 · cond-mat.mtrl-sci · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7P6AB2TJ5AIOBHOSPJ45TPBOOF}

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	2026-07-05T11:38:37.295020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbfc00ea69e810e09dd27a79d9bc2e716934647f0502164ac37f3b6ae41a71f7

Aliases

arxiv: 2507.12685 · arxiv_version: 2507.12685v1 · doi: 10.48550/arxiv.2507.12685 · pith_short_12: 7P6AB2TJ5AIO · pith_short_16: 7P6AB2TJ5AIOBHOS · pith_short_8: 7P6AB2TJ

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/7P6AB2TJ5AIOBHOSPJ45TPBOOF \
  | 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: fbfc00ea69e810e09dd27a79d9bc2e716934647f0502164ac37f3b6ae41a71f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c11e2e8b843fb1f45f9c2c2a85b3575399b06a3b76388bfeed7dbaa99105b99",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2025-07-16T23:39:40Z",
    "title_canon_sha256": "9331df9a8003ff298ad9304d8dc23e2ffe1c7d52ff5a2afde844b456f6667a1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.12685",
    "kind": "arxiv",
    "version": 1
  }
}