Pith Number

pith:WVR4NEK5

pith:2019:WVR4NEK5WMQPENQYFBYOFVYWBW

not attested not anchored not stored refs pending

HII versus HI in the `green valley' galaxies: direct comparison

Alexei Moiseev, Tatiana Bryukhareva

arxiv:1908.08115 v1 · 2019-08-21 · 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{WVR4NEK5WMQPENQYFBYOFVYWBW}

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	2026-07-05T00:06:54.861724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b563c6915db320f236182870e2d7160d97cc6c3832e44666d4907b0f89c3911e

Aliases

arxiv: 1908.08115 · arxiv_version: 1908.08115v1 · doi: 10.48550/arxiv.1908.08115 · pith_short_12: WVR4NEK5WMQP · pith_short_16: WVR4NEK5WMQPENQY · pith_short_8: WVR4NEK5

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/WVR4NEK5WMQPENQYFBYOFVYWBW \
  | 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: b563c6915db320f236182870e2d7160d97cc6c3832e44666d4907b0f89c3911e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd2c38aa1027284d21e74fb3e0450a53b4df8031fe713fbe2bc12aa072ac3c18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-08-21T21:00:19Z",
    "title_canon_sha256": "a0339f84765351504598ddf1a190168977d36f28ad66f1c9c734d1008d62c20a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08115",
    "kind": "arxiv",
    "version": 1
  }
}