Pith Number

pith:IRYUOKAQ

pith:2017:IRYUOKAQMATPAV755S33AL2G2A

not attested not anchored not stored refs pending

Tracing the Spiral Structure of the Outer Milky Way with Dense Atomic Hydrogen Gas

Bon-Chul Koo, Dana S. Balser, Geumsook Park, Myung Gyoon Lee, Trey V. Wenger, Woong-Tae Kim

arxiv:1706.10084 v1 · 2017-06-30 · 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{IRYUOKAQMATPAV755S33AL2G2A}

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	2026-05-18T00:38:50.357996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44714728106026f057fdecb7b02f46d009de19580167d3bd8fb61f5dfc6bdcc5

Aliases

arxiv: 1706.10084 · arxiv_version: 1706.10084v1 · doi: 10.48550/arxiv.1706.10084 · pith_short_12: IRYUOKAQMATP · pith_short_16: IRYUOKAQMATPAV75 · pith_short_8: IRYUOKAQ

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/IRYUOKAQMATPAV755S33AL2G2A \
  | 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: 44714728106026f057fdecb7b02f46d009de19580167d3bd8fb61f5dfc6bdcc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "126b8447f8ce64df5890e80de7db7539e7594fdb00c30c378230da2f00ae9e6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-30T09:35:15Z",
    "title_canon_sha256": "b3d4b07b20e533ec721f24216188fa55f2b3fae9e6261394b5457636d58f6b59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.10084",
    "kind": "arxiv",
    "version": 1
  }
}