Pith Number

pith:DVTH62JQ

pith:2020:DVTH62JQJUAWO4ENWTYI5L4PK7

not attested not anchored not stored refs pending

Direct radio discovery of a cold brown dwarf

A. Shulevski, H. J. A. Rottgering, H. K. Vedantham, J. R. Callingham, K. De, L. Lamy, Michael C. Liu, P. Zarka, T. Dupuy, T. W. Shimwell, William M. J. Best, Zhoujian Zhang

arxiv:2010.01915 v2 · 2020-10-05 · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DVTH62JQJUAWO4ENWTYI5L4PK7}

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	2026-07-05T01:49:38.408782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d667f69304d0167708db4f08eaf8f57dda6103f175ed6e3da05e481ff3eb3df

Aliases

arxiv: 2010.01915 · arxiv_version: 2010.01915v2 · doi: 10.48550/arxiv.2010.01915 · pith_short_12: DVTH62JQJUAW · pith_short_16: DVTH62JQJUAWO4EN · pith_short_8: DVTH62JQ

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/DVTH62JQJUAWO4ENWTYI5L4PK7 \
  | 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: 1d667f69304d0167708db4f08eaf8f57dda6103f175ed6e3da05e481ff3eb3df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a396b9c18385016de9726a78e03738688f36a398138ab1db5aa14684cb66d7d3",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-10-05T10:57:44Z",
    "title_canon_sha256": "3855a0681feac571ce7466f94f62260f48d75db46b1b6bc213bf6ba94acece83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.01915",
    "kind": "arxiv",
    "version": 2
  }
}