Pith Number

pith:34U7MEPH

pith:2015:34U7MEPHUQTKEO36KB6JY6HYWO

not attested not anchored not stored refs pending

Invisible Active Galactic Nuclei. II Radio Morphologies & Five New HI 21 cm Absorption Line Detections

Emmanuel Momjian (NRAO), Jeremy Darling (U. Colorado), John T. Stocke, Nissim Kanekar (TIFR), Soniya Sharma (ANU), Ting Yan

arxiv:1512.07707 v1 · 2015-12-24 · 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{34U7MEPHUQTKEO36KB6JY6HYWO}

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

Tracing Cold Gas in Absorption Across Cosmic Time with the SKA

Receipt and verification

First computed	2026-05-18T01:19:01.518736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df29f611e7a426a23b7e507c9c78f8b3800a0a297a0d4e9b68709c2d6961b274

Aliases

arxiv: 1512.07707 · arxiv_version: 1512.07707v1 · doi: 10.48550/arxiv.1512.07707 · pith_short_12: 34U7MEPHUQTK · pith_short_16: 34U7MEPHUQTKEO36 · pith_short_8: 34U7MEPH

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/34U7MEPHUQTKEO36KB6JY6HYWO \
  | 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: df29f611e7a426a23b7e507c9c78f8b3800a0a297a0d4e9b68709c2d6961b274

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79369b74e185904001302aa21daf05681cf809d35de90a05c046f2fe382a219d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-24T03:46:42Z",
    "title_canon_sha256": "ae69ab6a0b42ff6d17d9eb648ac8c1e3bf443bc62687e1c1b8ac32dea381edb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07707",
    "kind": "arxiv",
    "version": 1
  }
}