Pith Number

pith:Y3QRJ52Q

pith:2020:Y3QRJ52Q2NEEVGMN45GJNWCEQZ

not attested not anchored not stored refs pending

A pilot search for extragalactic OH absorption with FAST

Di Li (NAOC), Elaine M. Sadler (USYD), James R. Allison (Oxford), Ningyu Tang (NAOC), Zheng Zheng (NAOC)

arxiv:2010.01769 v1 · 2020-10-05 · 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{Y3QRJ52Q2NEEVGMN45GJNWCEQZ}

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	2026-07-05T01:40:09.269121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6e114f750d3484a998de74c96d84486782cbd9a6d567151bb415e0e45fa97ed

Aliases

arxiv: 2010.01769 · arxiv_version: 2010.01769v1 · doi: 10.48550/arxiv.2010.01769 · pith_short_12: Y3QRJ52Q2NEE · pith_short_16: Y3QRJ52Q2NEEVGMN · pith_short_8: Y3QRJ52Q

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/Y3QRJ52Q2NEEVGMN45GJNWCEQZ \
  | 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: c6e114f750d3484a998de74c96d84486782cbd9a6d567151bb415e0e45fa97ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6e454737b35211a526f25f26c3ebe8c37cbe334dc6b689e23c5c5d585ad8f5a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-10-05T04:30:22Z",
    "title_canon_sha256": "9b4f943d7b498458cf3afa48bbb249f072707f8f21f938aa81adf6e1f4d327b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.01769",
    "kind": "arxiv",
    "version": 1
  }
}