Pith Number

pith:I4OGX5FZ

pith:2014:I4OGX5FZ7OS2QQYADA3PFJV7UX

not attested not anchored not stored refs pending

Trigonometric parallaxes of star forming regions in the Sagittarius spiral arm

A. Brunthaler, B. Zhang, K. M. Menten, L. Moscadelli, M. J. Reid, M. Sato, T. M. Dame, X.W. Zheng, Y. W. Wu, Y. Xu

arxiv:1404.4683 v1 · 2014-04-18 · 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{I4OGX5FZ7OS2QQYADA3PFJV7UX}

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	2026-05-18T02:50:33.506045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

471c6bf4b9fba5a843001836f2a6bfa5da15fe55b8904ead23cf67daece5845f

Aliases

arxiv: 1404.4683 · arxiv_version: 1404.4683v1 · doi: 10.48550/arxiv.1404.4683 · pith_short_12: I4OGX5FZ7OS2 · pith_short_16: I4OGX5FZ7OS2QQYA · pith_short_8: I4OGX5FZ

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/I4OGX5FZ7OS2QQYADA3PFJV7UX \
  | 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: 471c6bf4b9fba5a843001836f2a6bfa5da15fe55b8904ead23cf67daece5845f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66dd100ed33320f05e3dc6dbb095681c9aa8150fd8589903910875d498c9657b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-18T03:10:08Z",
    "title_canon_sha256": "f6edc3a063f0bcd758758f376eaac1c8af98920f4675e86133f4b433b9db21a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4683",
    "kind": "arxiv",
    "version": 1
  }
}