Pith Number

pith:5RFXAF4E

pith:2009:5RFXAF4E5FWE6EO42B2S2WOQXK

not attested not anchored not stored refs pending

Easy orientation of diblock copolymers on self-assembled monolayers using UV irradiation

Jean Daillant, Pang-Hung Liu, Patrick Guenoun

arxiv:0902.2575 v1 · 2009-02-15 · 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{5RFXAF4E5FWE6EO42B2S2WOQXK}

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	2026-05-18T02:14:47.747212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec4b701784e96c4f11dcd0752d59d0bab6a307d74b0b641343a887bd61ecf518

Aliases

arxiv: 0902.2575 · arxiv_version: 0902.2575v1 · doi: 10.48550/arxiv.0902.2575 · pith_short_12: 5RFXAF4E5FWE · pith_short_16: 5RFXAF4E5FWE6EO4 · pith_short_8: 5RFXAF4E

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/5RFXAF4E5FWE6EO42B2S2WOQXK \
  | 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: ec4b701784e96c4f11dcd0752d59d0bab6a307d74b0b641343a887bd61ecf518

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "625ec5b19038df7160d9ca78fc2b16ac684d66018557b3660efe358e573ed8c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2009-02-15T21:47:02Z",
    "title_canon_sha256": "50e7d93177bc08ec3546733fb117be4682705cd10876ffa4f2b4a964ac3fe420"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2575",
    "kind": "arxiv",
    "version": 1
  }
}