Pith Number

pith:CSALJBNB

pith:2012:CSALJBNBBMDYODONV7KW6ZYJUV

not attested not anchored not stored refs pending

Non-destructive testing of carbon reinforced plastics by means of phase retrieval

Christoph v. Kopylow, Claas Falldorf, Mostafa Agour, Ralf B. Bergmann

arxiv:1208.4728 v1 · 2012-08-23 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CSALJBNBBMDYODONV7KW6ZYJUV}

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	2026-05-18T01:54:59.104955Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1480b485a10b07870dcdafd56f6709a56e7c580b5b0fb2ff22b48ee4972730d4

Aliases

arxiv: 1208.4728 · arxiv_version: 1208.4728v1 · doi: 10.48550/arxiv.1208.4728 · pith_short_12: CSALJBNBBMDY · pith_short_16: CSALJBNBBMDYODON · pith_short_8: CSALJBNB

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/CSALJBNBBMDYODONV7KW6ZYJUV \
  | 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: 1480b485a10b07870dcdafd56f6709a56e7c580b5b0fb2ff22b48ee4972730d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f479c4bad6f603cdf2f1e7f0b1e45f6a5d62e7502931e89a1d73bd7e1892d2cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-08-23T11:41:30Z",
    "title_canon_sha256": "d6ba25f4d9c78503391f8463b38b44deda6ebc20c05dc4b3580eb41add0f7b2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.4728",
    "kind": "arxiv",
    "version": 1
  }
}