Pith Number

pith:Z7HHPFPK

pith:2026:Z7HHPFPKTWTSVJMGLVBLLIGZWQ

not attested not anchored not stored refs pending

Mapping the Milky Way with Masers

Chaojie Hao, Dejian Liu, Huib Jan van Langevelde, Jingjing Li, Jun Yang, Kazi Rygl, Mar\'ia J. Rioja, Richard Dodson, Simon P. Ellingsen, Ye Xu, Yingjie Li, Yiwei Dong, Zehao Lin

arxiv:2606.27692 v1 · 2026-06-26 · 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{Z7HHPFPKTWTSVJMGLVBLLIGZWQ}

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	2026-06-29T01:14:45.539717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfce7795ea9da72aa5865d42b5a0d9b43a0121d0dc800ca5e463bd5da9fb64b2

Aliases

arxiv: 2606.27692 · arxiv_version: 2606.27692v1 · doi: 10.48550/arxiv.2606.27692 · pith_short_12: Z7HHPFPKTWTS · pith_short_16: Z7HHPFPKTWTSVJMG · pith_short_8: Z7HHPFPK

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/Z7HHPFPKTWTSVJMGLVBLLIGZWQ \
  | 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: cfce7795ea9da72aa5865d42b5a0d9b43a0121d0dc800ca5e463bd5da9fb64b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0a06a28150439a8ca101f0c41e42ed208ffe65274b11fd415020fabeaa8ac5d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-26T03:37:16Z",
    "title_canon_sha256": "68c22387e012ed77e8017e9a4f47b71cdd7771888dfbd4d470c92816ff6a1fe1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27692",
    "kind": "arxiv",
    "version": 1
  }
}