Pith Number

pith:HLFH4DRY

pith:2017:HLFH4DRYPWGBAQGQB3UOJH2ER5

not attested not anchored not stored refs pending

Gas kinematics in massive star-forming regions from the Perseus spiral arm

A.M. Sobolev, M.S. Kirsanova, M. Thomasson

arxiv:1705.02197 v1 · 2017-05-05 · 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{HLFH4DRYPWGBAQGQB3UOJH2ER5}

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	2026-05-18T00:35:51.314130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3aca7e0e387d8c1040d00ee8e49f448f5726bd8e848839f2b46709e771e755eb

Aliases

arxiv: 1705.02197 · arxiv_version: 1705.02197v1 · doi: 10.48550/arxiv.1705.02197 · pith_short_12: HLFH4DRYPWGB · pith_short_16: HLFH4DRYPWGBAQGQ · pith_short_8: HLFH4DRY

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/HLFH4DRYPWGBAQGQB3UOJH2ER5 \
  | 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: 3aca7e0e387d8c1040d00ee8e49f448f5726bd8e848839f2b46709e771e755eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0c84d9e02845b32ac94f7998cf956ae9e35584b3383beb6cdee329a4d6ce6c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-05T13:08:17Z",
    "title_canon_sha256": "a5ca8995ddb0c2a9916671d9a3b4154c86ae75daa0c4c8e2c2c29e6ed59398e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.02197",
    "kind": "arxiv",
    "version": 1
  }
}