Pith Number

pith:FVUDKRB7

pith:2005:FVUDKRB7PPU63TDWU6TVB75NEV

not attested not anchored not stored refs pending

A room-temperature polymeric spin-valve

Himadri S. Majumdar, Reino Laiho, Ronald Osterbacka, Sayani Majumdar

arxiv:cond-mat/0508510 v1 · 2005-08-22 · 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{FVUDKRB7PPU63TDWU6TVB75NEV}

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	2026-05-18T01:06:52.410941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d6835443f7be9edcc76a7a750ffad255aa84bb844deaae27e4b3a20ce3c8b15

Aliases

arxiv: cond-mat/0508510 · arxiv_version: cond-mat/0508510v1 · doi: 10.48550/arxiv.cond-mat/0508510 · pith_short_12: FVUDKRB7PPU6 · pith_short_16: FVUDKRB7PPU63TDW · pith_short_8: FVUDKRB7

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/FVUDKRB7PPU63TDWU6TVB75NEV \
  | 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: 2d6835443f7be9edcc76a7a750ffad255aa84bb844deaae27e4b3a20ce3c8b15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c1f7e5ec1563ea73f42acec0daceb3d41f4c08633cd7eb31e3ec4fc40db7842",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2005-08-22T05:27:25Z",
    "title_canon_sha256": "2efe0cc479fa42a95b300e7ae3fb2d01083a28414c6febd5f037241e7abdfeaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0508510",
    "kind": "arxiv",
    "version": 1
  }
}