Pith Number

pith:HJBDWV3H

pith:2019:HJBDWV3HE2JLKMQULH544FVQWB

not attested not anchored not stored refs pending

Exploring the "$L$--$\sigma$" relation of HII galaxies and giant extragalactic HII regions acting as standard candles

Jia Zhang, Shuaibo Geng, Shuo Cao, Tonghua Liu, Yan Wu, Yujie Lian, Yuting Liu

arxiv:1911.10959 v1 · 2019-11-25 · astro-ph.CO

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\usepackage{pith}
\pithnumber{HJBDWV3HE2JLKMQULH544FVQWB}

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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.

Cited by

1 paper in Pith

Redshift Evolution of the HII Galaxy $L$-$\sigma$ Relation: Gaussian Process Analysis and Cosmological Implications

Receipt and verification

First computed	2026-07-05T00:36:43.206216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a423b57672692b5321459fbce16b0b04fe3eb0a484fefc9abf9977ef243e41f

Aliases

arxiv: 1911.10959 · arxiv_version: 1911.10959v1 · doi: 10.48550/arxiv.1911.10959 · pith_short_12: HJBDWV3HE2JL · pith_short_16: HJBDWV3HE2JLKMQU · pith_short_8: HJBDWV3H

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/HJBDWV3HE2JLKMQULH544FVQWB \
  | 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: 3a423b57672692b5321459fbce16b0b04fe3eb0a484fefc9abf9977ef243e41f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f7ee4d46bfac2621c7df8c3a88ac7a4d3cd8085f06579c8be2e398526b52f3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-11-25T15:01:15Z",
    "title_canon_sha256": "0b0aced73da57d7943c070418d496c6f2dc98d47057083563e4e7f581e4f2bfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.10959",
    "kind": "arxiv",
    "version": 1
  }
}