Pith Number

pith:UJUX4NDZ

pith:2018:UJUX4NDZO5XGQ7ZFOK7CFGDQHH

not attested not anchored not stored refs pending

New evidence for Dicke's superradiance in the 6.7 GHz methanol spectral line in the interstellar medium

A. Bartkiewicz, F. Rajabi, M. Houde, M. Olech, M. Szymczak, P. Wolak

arxiv:1810.04365 v2 · 2018-10-10 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJUX4NDZO5XGQ7ZFOK7CFGDQHH}

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.

Cited by

1 paper in Pith

Quantum coherence and the invisible Universe: Subradiance as a dark matter mechanism

Receipt and verification

First computed	2026-05-17T23:55:54.622121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2697e3479776e687f2572be22987039d7ce6c86b5dad377bbc960c912129907

Aliases

arxiv: 1810.04365 · arxiv_version: 1810.04365v2 · doi: 10.48550/arxiv.1810.04365 · pith_short_12: UJUX4NDZO5XG · pith_short_16: UJUX4NDZO5XGQ7ZF · pith_short_8: UJUX4NDZ

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/UJUX4NDZO5XGQ7ZFOK7CFGDQHH \
  | 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: a2697e3479776e687f2572be22987039d7ce6c86b5dad377bbc960c912129907

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e6dc30fd940d84b1023a7fd82b986f447026575205d2298459f996a3a9a21c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-10T04:16:39Z",
    "title_canon_sha256": "c73d220261215d4dd50b32ffb146f0b5fcdafdaa5b0694ab30a6449533ac9bf2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04365",
    "kind": "arxiv",
    "version": 2
  }
}