Pith Number

pith:B2QSHJGO

pith:2016:B2QSHJGOLFJTJ3KWVV6XSZEVDA

not attested not anchored not stored refs pending

Detection of 183 GHz water megamaser emission towards NGC 4945

Carlos De Breuck, Elizabeth Humphreys, John Conway, Maud Galametz, Michael Olberg, Victor Belitsky, Violette Impellizzeri, Wouter Vlemmings

arxiv:1608.00258 v1 · 2016-07-31 · 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{B2QSHJGOLFJTJ3KWVV6XSZEVDA}

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	2026-05-18T01:08:37.875939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ea123a4ce595334ed56ad7d796495181c4b839f4ba58ca6cf2c2c31883f5e49

Aliases

arxiv: 1608.00258 · arxiv_version: 1608.00258v1 · doi: 10.48550/arxiv.1608.00258 · pith_short_12: B2QSHJGOLFJT · pith_short_16: B2QSHJGOLFJTJ3KW · pith_short_8: B2QSHJGO

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/B2QSHJGOLFJTJ3KWVV6XSZEVDA \
  | 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: 0ea123a4ce595334ed56ad7d796495181c4b839f4ba58ca6cf2c2c31883f5e49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbf35bfd65cbec261fef14e432f0b1c478dd4637caeeecc5f11b85d5a41bb556",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-07-31T20:13:19Z",
    "title_canon_sha256": "1bfe4b1736f08f700fb36ef14e1809a8b8c4eaedf12165c647babeaaa7facafc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.00258",
    "kind": "arxiv",
    "version": 1
  }
}