Pith Number

pith:QA3VYW2H

pith:2019:QA3VYW2HRYSIZZWW74DZLWTNJX

not attested not anchored not stored refs pending

On the Molecular Origin of the Cooperative Coil-to-globule Transition of Poly(N-isopropylacrylamide) in Water

E. Chiessi, E. Zaccarelli, L. Tavagnacco

arxiv:1902.02582 v2 · 2019-02-07 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QA3VYW2HRYSIZZWW74DZLWTNJX}

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	2026-05-17T23:54:31.289754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80375c5b478e248ce6d6ff0795da6d4dd38608fab7b694c754166f9d56937e4b

Aliases

arxiv: 1902.02582 · arxiv_version: 1902.02582v2 · doi: 10.48550/arxiv.1902.02582 · pith_short_12: QA3VYW2HRYSI · pith_short_16: QA3VYW2HRYSIZZWW · pith_short_8: QA3VYW2H

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/QA3VYW2HRYSIZZWW74DZLWTNJX \
  | 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: 80375c5b478e248ce6d6ff0795da6d4dd38608fab7b694c754166f9d56937e4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "804b6bdc7f9a1a82515e098f691ad72de64546e12fa8e8dc9f01f878bc066ff3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2019-02-07T12:06:40Z",
    "title_canon_sha256": "40f76f0f9c79c3f2745b12c621e0f06e8caae65a22856abc58529dca551184f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02582",
    "kind": "arxiv",
    "version": 2
  }
}