Pith Number

pith:TTVFWBKC

pith:2017:TTVFWBKCXYZDZOCAHXJ2K42YMK

not attested not anchored not stored refs pending

Milky Way Tomography with K and M Dwarf Stars: the Vertical Structure of the Galactic Disk

Brian Yanny, Deborah Ferguson, Susan Gardner

arxiv:1706.01900 v2 · 2017-06-06 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TTVFWBKCXYZDZOCAHXJ2K42YMK}

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	2026-05-18T00:38:51.679885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cea5b0542be323cb8403dd3a57358629982900b5f7dc1860ac2ff8b14019d9b

Aliases

arxiv: 1706.01900 · arxiv_version: 1706.01900v2 · doi: 10.48550/arxiv.1706.01900 · pith_short_12: TTVFWBKCXYZD · pith_short_16: TTVFWBKCXYZDZOCA · pith_short_8: TTVFWBKC

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/TTVFWBKCXYZDZOCAHXJ2K42YMK \
  | 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: 9cea5b0542be323cb8403dd3a57358629982900b5f7dc1860ac2ff8b14019d9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73add2fdb6e11a1bb60fbfd09a58e5248491a89cffed600f6c850dfd689f09f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-06T18:00:49Z",
    "title_canon_sha256": "f693488f3a74d6600dcabebcf0fb3ce1a37c3fab95640a669ebf00020bfc5303"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.01900",
    "kind": "arxiv",
    "version": 2
  }
}