Pith Number

pith:EQQZCZ3Y

pith:2016:EQQZCZ3YR3PVMODBMI5WF7EBM5

not attested not anchored not stored refs pending

Giant Metrewave Radio Telescope detection of associated HI 21cm absorption at $z = 1.2230$ towards TXS1954+513

(2) UCO/Lick Observatory, 3), (3) University of California, Brandon Day (3), India, J. N. H. S. Aditya (1), Jocelyn Cruz (3) ((1) National Centre for Radio Astrophysics, J. Xavier Prochaska (2, Nissim Kanekar (1), Paul Lynam (2), Santa Cruz, USA, USA)

arxiv:1612.01139 v1 · 2016-12-04 · 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{EQQZCZ3YR3PVMODBMI5WF7EBM5}

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	2026-05-18T00:53:04.897035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24219167788edf563861623b62fc81677a36cc55228dc84b32068fafe34b3e82

Aliases

arxiv: 1612.01139 · arxiv_version: 1612.01139v1 · doi: 10.48550/arxiv.1612.01139 · pith_short_12: EQQZCZ3YR3PV · pith_short_16: EQQZCZ3YR3PVMODB · pith_short_8: EQQZCZ3Y

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/EQQZCZ3YR3PVMODBMI5WF7EBM5 \
  | 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: 24219167788edf563861623b62fc81677a36cc55228dc84b32068fafe34b3e82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50269bd865b3a979295fa6888bb375d04fa46d91900c81740f91f8cc06f8d56f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-12-04T16:42:22Z",
    "title_canon_sha256": "11c49fb921f31a7c281d578b8a535d93b0eeaac14b930c02c087ba8bf7beaff1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.01139",
    "kind": "arxiv",
    "version": 1
  }
}