Pith Number

pith:3TBBTBYH

pith:2016:3TBBTBYHN7LIUPD6F3DV5EFRCF

not attested not anchored not stored refs pending

The Hawaii Infrared Parallax Program. II. Young Ultracool Field Dwarfs

Katelyn N. Allers (Bucknell), Michael C. Liu (IfA/Hawaii), Trent J. Dupuy (UT Austin)

arxiv:1612.02426 v1 · 2016-12-07 · 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{3TBBTBYHN7LIUPD6F3DV5EFRCF}

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	2026-05-18T00:55:06.235416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcc21987076fd68a3c7e2ec75e90b111487ddae6f4e2321d49e4f15391772612

Aliases

arxiv: 1612.02426 · arxiv_version: 1612.02426v1 · doi: 10.48550/arxiv.1612.02426 · pith_short_12: 3TBBTBYHN7LI · pith_short_16: 3TBBTBYHN7LIUPD6 · pith_short_8: 3TBBTBYH

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/3TBBTBYHN7LIUPD6F3DV5EFRCF \
  | 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: dcc21987076fd68a3c7e2ec75e90b111487ddae6f4e2321d49e4f15391772612

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6aa4bdc4353a879e685ad2bb956270972e1c5c7c0664b13cc9ec87e03ba05f2f",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-07T21:00:00Z",
    "title_canon_sha256": "bb9fc6375ed26114396b930cdc2cc0a59bd29fe084d4931341545ea79ff80e34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02426",
    "kind": "arxiv",
    "version": 1
  }
}