Pith Number

pith:X2MDFKIY

pith:2014:X2MDFKIYALAJNM2AQULIGMMLTQ

not attested not anchored not stored refs pending

Submillimeter Polarimetry with PolKa, a reflection-type modulator for the APEX telescope

Attila Kovacs, Axel Weiss (MPIfR), Ernst Kreysa (MPIFR), Frederic Schuller (ESO), Giorgio Siringo (ESO), Helmut Wiesemeyer (MPIFR), Karl M. Menten (MPIfR), Rolf G\"usten (MPIFR), Talayeh Hezareh (MPIfR)

arxiv:1408.5100 v2 · 2014-08-21 · 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{X2MDFKIYALAJNM2AQULIGMMLTQ}

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	2026-05-18T01:42:15.887745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be9832a91802c096b340851683318b9c1d15f7b39137a6a04568c8a0518f6846

Aliases

arxiv: 1408.5100 · arxiv_version: 1408.5100v2 · doi: 10.48550/arxiv.1408.5100 · pith_short_12: X2MDFKIYALAJ · pith_short_16: X2MDFKIYALAJNM2A · pith_short_8: X2MDFKIY

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/X2MDFKIYALAJNM2AQULIGMMLTQ \
  | 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: be9832a91802c096b340851683318b9c1d15f7b39137a6a04568c8a0518f6846

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21d54e0baad878c2103121e1907454ad4f3d93b6d6c1f63c43061ae7d4cf7e7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-08-21T18:33:14Z",
    "title_canon_sha256": "e5f8ec7fb0042c5e2771215451a94b0ed678985a2d8ca8c46fdd8003b239c588"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.5100",
    "kind": "arxiv",
    "version": 2
  }
}