Pith Number

pith:H6OWVRYT

pith:2021:H6OWVRYTGDNW3355ZAUKACRS7J

not attested not anchored not stored refs pending

LAMOST Medium-Resolution Spectral Survey of Galactic Nebulae (LAMOST-MRS-N): Subtraction of Geocoronal Halpha Emission

Chaojian Wu, Chih-Hao Hsia, Hong Wu, Hui Zhu, Jianjun Chen, Jianrong Shi, Juanjuan Ren, Wei Zhang, Yongheng Zhao, Yonghui Hou, Yuzhong Wu, Zhaoxiang Qi, Zhongrui Bai

arxiv:2108.08021 v1 · 2021-08-18 · astro-ph.IM · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H6OWVRYTGDNW3355ZAUKACRS7J}

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	2026-07-05T03:32:14.448277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f9d6ac71330db6defbdc828a00a32fa65441e80a658f5250ced60454f0a98eb

Aliases

arxiv: 2108.08021 · arxiv_version: 2108.08021v1 · doi: 10.48550/arxiv.2108.08021 · pith_short_12: H6OWVRYTGDNW · pith_short_16: H6OWVRYTGDNW3355 · pith_short_8: H6OWVRYT

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/H6OWVRYTGDNW3355ZAUKACRS7J \
  | 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: 3f9d6ac71330db6defbdc828a00a32fa65441e80a658f5250ced60454f0a98eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70a5617e00de0bb905280478d04a46f7a3a78b545d92093d4f34a24472eca505",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-08-18T07:55:52Z",
    "title_canon_sha256": "9a4463554666c4e6c2ccfac9c0f76638df9311288924913e677c0b61e19b3f4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.08021",
    "kind": "arxiv",
    "version": 1
  }
}