Pith Number

pith:PCLAV3T4

pith:1998:PCLAV3T4YUJENBJOPDRT6L3SFO

not attested not anchored not stored refs pending

Towards a Unified Model for the `Diffuse Ionized Medium' in Normal and Starburst Galaxies

Jing Wang, Matthew D. Lehnert, Timothy M. Heckman

arxiv:astro-ph/9807323 v1 · 1998-07-30 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCLAV3T4YUJENBJOPDRT6L3SFO}

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	2026-05-18T01:07:37.173873Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78960aee7cc51246852e78e33f2f722b9c0da4119ceae47e6a5bd965e0a9f165

Aliases

arxiv: astro-ph/9807323 · arxiv_version: astro-ph/9807323v1 · doi: 10.48550/arxiv.astro-ph/9807323 · pith_short_12: PCLAV3T4YUJE · pith_short_16: PCLAV3T4YUJENBJO · pith_short_8: PCLAV3T4

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/PCLAV3T4YUJENBJOPDRT6L3SFO \
  | 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: 78960aee7cc51246852e78e33f2f722b9c0da4119ceae47e6a5bd965e0a9f165

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02eed883b558dc7acc0218a9a96f0bd98360b2332271eee59515a50f5ef360b8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-07-30T18:55:20Z",
    "title_canon_sha256": "46ad3dab58f24564fd105b139f22f4ce971afa9c7a075944c825d9e197d50036"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9807323",
    "kind": "arxiv",
    "version": 1
  }
}