Pith Number

pith:4NHAXQCK

pith:2026:4NHAXQCKJJZMPGWIFNKOC2GNSY

not attested not anchored not stored refs pending

Spatial Correlations of PAH, UV, H$\alpha$ Emission and IMF - PAH Variations in the Star-Forming Complexes of NGC 628

Dimitra Rigopoulou, Jyoti Yadav, Mousumi Das, S Amrutha

arxiv:2607.23775 v1 · 2026-07-26 · 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{4NHAXQCKJJZMPGWIFNKOC2GNSY}

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	2026-07-28T01:23:10.578958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e34e0bc04a4a72c79ac82b54e168cd96021bf493a3d2232669743bad21a417d0

Aliases

arxiv: 2607.23775 · arxiv_version: 2607.23775v1 · doi: 10.48550/arxiv.2607.23775 · pith_short_12: 4NHAXQCKJJZM · pith_short_16: 4NHAXQCKJJZMPGWI · pith_short_8: 4NHAXQCK

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/4NHAXQCKJJZMPGWIFNKOC2GNSY \
  | 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: e34e0bc04a4a72c79ac82b54e168cd96021bf493a3d2232669743bad21a417d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2380e38142bcc17c99329287a2bbcbf7716efc29bc37ea8a8774920e2759a45",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-26T17:51:52Z",
    "title_canon_sha256": "1ba99e213a9b28f3e05b1ef1aba3d36ae8cce4d4e4dd9ac46fc8738a12a4bd37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.23775",
    "kind": "arxiv",
    "version": 1
  }
}