Pith Number

pith:KAD47RAF

pith:2021:KAD47RAFWU7NXTJMZNB33AIHMQ

not attested not anchored not stored refs pending

Polymer brushes with reversibly tunable grafting density

Alexander M. Skvortsov, Alexey A. Polotsky, Anna S. Ivanova, Friederike Schmid, Leonid I. Klushin

arxiv:2102.06241 v1 · 2021-02-11 · cond-mat.soft · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KAD47RAFWU7NXTJMZNB33AIHMQ}

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	2026-07-05T02:23:26.854211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5007cfc405b53edbcd2ccb43bd81076417a7759b504eb5f945b79cf4181eb970

Aliases

arxiv: 2102.06241 · arxiv_version: 2102.06241v1 · doi: 10.48550/arxiv.2102.06241 · pith_short_12: KAD47RAFWU7N · pith_short_16: KAD47RAFWU7NXTJM · pith_short_8: KAD47RAF

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/KAD47RAFWU7NXTJMZNB33AIHMQ \
  | 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: 5007cfc405b53edbcd2ccb43bd81076417a7759b504eb5f945b79cf4181eb970

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeecfc698abeb8da314330f05191a21ef0baecabbf7bd1a5e53e5d0bd02c5111",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2021-02-11T20:00:22Z",
    "title_canon_sha256": "9f347075974c91e2d70b821bf0f4b2250e4cce4bc15ee37013ce9ab45dd2240f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.06241",
    "kind": "arxiv",
    "version": 1
  }
}