Pith Number

pith:ZY43EH52

pith:2017:ZY43EH52WHYDRL3YYKR64P3B6X

not attested not anchored not stored refs pending

An ALMA and MagAO Study of the Substellar Companion GQ Lup B

Asher Haug-Baltzell, Eric Lyons, Jared R. Males, Johanna K. Teske, Katie M. Morzinski, Laird M. Close, Nirav Merchant, Patrick D. Sheehan, Ya-Lin Wu

arxiv:1701.07541 v1 · 2017-01-26 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZY43EH52WHYDRL3YYKR64P3B6X}

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	2026-05-18T00:49:22.611473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce39b21fbab1f038af78c2a3ee3f61f5da6f69ba2b07987505335fa7d66e1809

Aliases

arxiv: 1701.07541 · arxiv_version: 1701.07541v1 · doi: 10.48550/arxiv.1701.07541 · pith_short_12: ZY43EH52WHYD · pith_short_16: ZY43EH52WHYDRL3Y · pith_short_8: ZY43EH52

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/ZY43EH52WHYDRL3YYKR64P3B6X \
  | 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: ce39b21fbab1f038af78c2a3ee3f61f5da6f69ba2b07987505335fa7d66e1809

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a71812221c2ea9d7da4a0809b4dc7d0ca4f0e6af00eab085f3c75da5cff12953",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-01-26T01:39:12Z",
    "title_canon_sha256": "75cd7fb2cc5ef6ef81ab12e73c6e4f7fd2e5eb256e7817cdd08bbe74af6ea858"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.07541",
    "kind": "arxiv",
    "version": 1
  }
}