Pith Number

pith:M3RD2W6D

pith:2023:M3RD2W6DTLY6I4VZQOATIA2ECD

not attested not anchored not stored refs pending

Are there higher electron densities in narrow emission line regions of Type-1 AGN than Type-2 AGN?

Zhang XueGuang (GXU)

arxiv:2309.00852 v1 · 2023-09-02 · 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{M3RD2W6DTLY6I4VZQOATIA2ECD}

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	2026-07-05T06:47:08.319211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66e23d5bc39af1e472b9838134034410cdd9b3d4f8117c1c29533a0a7f7c0b06

Aliases

arxiv: 2309.00852 · arxiv_version: 2309.00852v1 · doi: 10.48550/arxiv.2309.00852 · pith_short_12: M3RD2W6DTLY6 · pith_short_16: M3RD2W6DTLY6I4VZ · pith_short_8: M3RD2W6D

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/M3RD2W6DTLY6I4VZQOATIA2ECD \
  | 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: 66e23d5bc39af1e472b9838134034410cdd9b3d4f8117c1c29533a0a7f7c0b06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe50d4d753d70ab9f880e104ad42fb1e9a2529b2254d3a3bab16a08cf8b73cb1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-09-02T07:43:23Z",
    "title_canon_sha256": "0e313569be6786e6422c20482f0739609da4ab8a4bad823fef7b0bc82e25f8a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.00852",
    "kind": "arxiv",
    "version": 1
  }
}