Pith Number

pith:EO5ZY3KX

pith:2009:EO5ZY3KXEJQEJPFWBW6MCZZ35C

not attested not anchored not stored refs pending

Optical spectra obtained from amorphous films of rubrene: Evidence for predominance of twisted isomer

A. Gerlach, F. Schreiber, J. Kovac, L. Gisslen, M. Kytka, R. Scholz, U. Heinemeyer

arxiv:0905.2689 v1 · 2009-05-16 · 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{EO5ZY3KXEJQEJPFWBW6MCZZ35C}

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	2026-05-18T02:13:39.102471Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23bb9c6d57226044bcb60dbcc1673be8874c85c32a0cd186106b7697bb3a53c4

Aliases

arxiv: 0905.2689 · arxiv_version: 0905.2689v1 · doi: 10.48550/arxiv.0905.2689 · pith_short_12: EO5ZY3KXEJQE · pith_short_16: EO5ZY3KXEJQEJPFW · pith_short_8: EO5ZY3KX

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/EO5ZY3KXEJQEJPFWBW6MCZZ35C \
  | 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: 23bb9c6d57226044bcb60dbcc1673be8874c85c32a0cd186106b7697bb3a53c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "051013763ea52ceeaf31c3b28679813fb2b2b76b221dae052eaa94eaf4297476",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2009-05-16T16:02:02Z",
    "title_canon_sha256": "b06d72324b20085854d5f48393f530f56e2a8cbfd1df0ae6fc57554e13509ef4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.2689",
    "kind": "arxiv",
    "version": 1
  }
}