Pith Number

pith:VRJFGRLJ

pith:2016:VRJFGRLJ2GXFODLTK2ACVXNZQE

not attested not anchored not stored refs pending

Methanol absorption in PKS B1830-211 at milliarcsecond scales

(2) CSIRO Astronomy, 3) ((1) University of Tasmania, (3) University of Sydney), J.E.J. Lovell (1), J.M. Dickey (1), M.A. Marshall (1), M.A. Voronkov (2), S.L. Breen (2, Space Science, S.P. Ellingsen (1)

arxiv:1612.05847 v1 · 2016-12-18 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VRJFGRLJ2GXFODLTK2ACVXNZQE}

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	2026-05-18T00:52:13.065941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac52534569d1ae570d7356802addb981069d9f1ec8450252caeb4b8d8f5e1458

Aliases

arxiv: 1612.05847 · arxiv_version: 1612.05847v1 · doi: 10.48550/arxiv.1612.05847 · pith_short_12: VRJFGRLJ2GXF · pith_short_16: VRJFGRLJ2GXFODLT · pith_short_8: VRJFGRLJ

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/VRJFGRLJ2GXFODLTK2ACVXNZQE \
  | 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: ac52534569d1ae570d7356802addb981069d9f1ec8450252caeb4b8d8f5e1458

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5aea7edb95a81cf1df81a02fdad393f8ac84a29507043e16ae44a3cf167af679",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-12-18T02:29:26Z",
    "title_canon_sha256": "cd377ad664125110c61934d29b5057e40799eef7320f6951fe77769df1a44cee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.05847",
    "kind": "arxiv",
    "version": 1
  }
}