Pith Number

pith:WXC2BHYX

pith:2003:WXC2BHYXAMIIBDX5GAXRWTW5BE

not attested not anchored not stored refs pending

High Spatial Resolution Mid-infrared Observations of Three Seyfert Galaxies

B.T.Soifer, E.Egami, G.Neugebauer, J.J.Bock, K. Marsh, K.Matthews, L. Armus

arxiv:astro-ph/0304105 v1 · 2003-04-05 · 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{WXC2BHYXAMIIBDX5GAXRWTW5BE}

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	2026-07-04T16:36:48.359780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5c5a09f170310808efd302f1b4edd092f04f031822c4e07906caedd55a56512

Aliases

arxiv: astro-ph/0304105 · arxiv_version: astro-ph/0304105v1 · doi: 10.48550/arxiv.astro-ph/0304105 · pith_short_12: WXC2BHYXAMII · pith_short_16: WXC2BHYXAMIIBDX5 · pith_short_8: WXC2BHYX

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/WXC2BHYXAMIIBDX5GAXRWTW5BE \
  | 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: b5c5a09f170310808efd302f1b4edd092f04f031822c4e07906caedd55a56512

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0b9f680ec93691cbd54758c10b8428e445b69d2da3656b54c4cba133970cde3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-04-05T23:28:31Z",
    "title_canon_sha256": "175a5ed74c1c309288536676a288ae35a7f90826d1cfb2f85e0d9debe27f5795"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0304105",
    "kind": "arxiv",
    "version": 1
  }
}