Pith Number

pith:BGRFIFZD

pith:2011:BGRFIFZD4ARBERNV2M7HYTZNOF

not attested not anchored not stored refs pending

Development of Combined Opto-Acoustical Sensor Modules

A. Enzenh\"ofer, C. Richardt, G. Anton, J. H\"o{\ss}l, K. Graf, M. Neff, R. Lahmann, U. Katz

arxiv:1104.3061 v1 · 2011-04-15 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BGRFIFZD4ARBERNV2M7HYTZNOF}

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	2026-05-18T03:29:40.937728Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09a2541723e0221245b5d33e7c4f2d716ff7a2b18b78ad871f120dcaa4e2549d

Aliases

arxiv: 1104.3061 · arxiv_version: 1104.3061v1 · doi: 10.48550/arxiv.1104.3061 · pith_short_12: BGRFIFZD4ARB · pith_short_16: BGRFIFZD4ARBERNV · pith_short_8: BGRFIFZD

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/BGRFIFZD4ARBERNV2M7HYTZNOF \
  | 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: 09a2541723e0221245b5d33e7c4f2d716ff7a2b18b78ad871f120dcaa4e2549d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d70731f9daa880537487cf4ea6929444a551f9e1513338017af7a5bcf3320639",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-04-15T14:05:55Z",
    "title_canon_sha256": "4fce91a60cc8d7ec82734b638e61e38bb2bd9228b3fe039cf79d04f764e575fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3061",
    "kind": "arxiv",
    "version": 1
  }
}