Pith Number

pith:NJUOAOG4

pith:2016:NJUOAOG4KMYHO5A42PLTIFJOUV

not attested not anchored not stored refs pending

The Magellan PFS Planet Search Program: Radial Velocity and Stellar Abundance Analyses of the 360 AU, Metal-Poor Binary "Twins" HD 133131A & B

Carnegie Obs), Ian B. Thompson (Carnegie Obs), Jeffrey D. Crane (Carnegie Obs), Johanna K. Teske (Carnegie DTM/Obs), Mat\'ias D\'iaz (Universidad de Chile, Pamela Arriagada (Carnegie DTM), R. Paul Butler (Carnegie DTM), Stephen A. Shectman (Carnegie Obs), Steve S. Vogt (UCO/Lick)

arxiv:1608.06216 v2 · 2016-08-22 · 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{NJUOAOG4KMYHO5A42PLTIFJOUV}

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	2026-05-18T00:55:42.017355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a68e038dc533077741cd3d734152ea55be4a02fe99f471d78a677f9d265f756

Aliases

arxiv: 1608.06216 · arxiv_version: 1608.06216v2 · doi: 10.48550/arxiv.1608.06216 · pith_short_12: NJUOAOG4KMYH · pith_short_16: NJUOAOG4KMYHO5A4 · pith_short_8: NJUOAOG4

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/NJUOAOG4KMYHO5A42PLTIFJOUV \
  | 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: 6a68e038dc533077741cd3d734152ea55be4a02fe99f471d78a677f9d265f756

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0db0d31f0b803b341809972916023cc27898e97e69b8bf4aff9c3adc2e456fbc",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-08-22T16:35:37Z",
    "title_canon_sha256": "3420f36e5ebbc131dcc11bd7405f0bf36723cdeb5834e7ccacc525d302444cb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.06216",
    "kind": "arxiv",
    "version": 2
  }
}