Pith Number

pith:U2Y56EAC

pith:2009:U2Y56EAC4PE5Y27FOEUR4D7BXJ

not attested not anchored not stored refs pending

Pseudo-proper ferroelectricity in thin films

A. Cano, A.P. Levanyuk

arxiv:0907.2236 v3 · 2009-07-13 · cond-mat.str-el · 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{U2Y56EAC4PE5Y27FOEUR4D7BXJ}

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	2026-05-18T02:13:03.408835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6b1df1002e3c9dc6be571291e0fe1ba4af8fae84f3ae490a357ed60bf0e3d2d

Aliases

arxiv: 0907.2236 · arxiv_version: 0907.2236v3 · doi: 10.48550/arxiv.0907.2236 · pith_short_12: U2Y56EAC4PE5 · pith_short_16: U2Y56EAC4PE5Y27F · pith_short_8: U2Y56EAC

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/U2Y56EAC4PE5Y27FOEUR4D7BXJ \
  | 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: a6b1df1002e3c9dc6be571291e0fe1ba4af8fae84f3ae490a357ed60bf0e3d2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8711d6b925b6d2487fe7e3909038f56b1e8a564d007bafec9b12bb2ede36670",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2009-07-13T20:00:19Z",
    "title_canon_sha256": "c7b270dbbb4e3ef3ad9c3696a9bbe07f3d6c0cd4f9aabd9de4e3941f97d16382"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.2236",
    "kind": "arxiv",
    "version": 3
  }
}