Pith Number

pith:JDRHYXYV

pith:2015:JDRHYXYV65J2OOXD23TR77F3PT

not attested not anchored not stored refs pending

The Gemini NICI Planet-Finding Campaign: Asymmetries in the HD 141569 disc

Beth A. Biller, Christ Ftaclas, Douglas W. Toomey, Eric Nielsen, Ken Rice, Laird M. Close, Marc Kuchner, Mark Chun, Michael C. Liu, Thomas Hayward, Zahed Wahhaj

arxiv:1504.05224 v2 · 2015-04-20 · 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{JDRHYXYV65J2OOXD23TR77F3PT}

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	2026-05-18T01:34:23.472061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48e27c5f15f753a73ae3d6e71ffcbb7cfd403f31b5adad0856746a1f868a6117

Aliases

arxiv: 1504.05224 · arxiv_version: 1504.05224v2 · doi: 10.48550/arxiv.1504.05224 · pith_short_12: JDRHYXYV65J2 · pith_short_16: JDRHYXYV65J2OOXD · pith_short_8: JDRHYXYV

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/JDRHYXYV65J2OOXD23TR77F3PT \
  | 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: 48e27c5f15f753a73ae3d6e71ffcbb7cfd403f31b5adad0856746a1f868a6117

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b3077eddcaf6ee2867e3518ea746c8fd2a76bdda5af282da18eaf0b7abf31b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-04-20T20:43:45Z",
    "title_canon_sha256": "71a99db91608ed1cb7fa846d830e6794bc240aa72c1808ce72ef257d23d9ed3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05224",
    "kind": "arxiv",
    "version": 2
  }
}