Pith Number

pith:3MTO3GXF

pith:1996:3MTO3GXFGI7N5HTCYRD4ZTA4PW

not attested not anchored not stored refs pending

ASCA observations of the nearby galaxies Dwingeloo 1 and Maffei 1

A.C.Fabian, A.J.Loan, C.S.Reynolds, K.Makishima, T.Mizuno, W.N.Brandt

arxiv:astro-ph/9611171 v1 · 1996-11-21 · 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{3MTO3GXFGI7N5HTCYRD4ZTA4PW}

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	2026-05-18T01:40:18.770451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db26ed9ae5323ede9e62c447cccc1c7db2ba3d76959b53c179918adf1c5e28a3

Aliases

arxiv: astro-ph/9611171 · arxiv_version: astro-ph/9611171v1 · doi: 10.48550/arxiv.astro-ph/9611171 · pith_short_12: 3MTO3GXFGI7N · pith_short_16: 3MTO3GXFGI7N5HTC · pith_short_8: 3MTO3GXF

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/3MTO3GXFGI7N5HTCYRD4ZTA4PW \
  | 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: db26ed9ae5323ede9e62c447cccc1c7db2ba3d76959b53c179918adf1c5e28a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19be1d80ff0e15d25817ac36a488f09bbb7ca88cdf0c0ab62db7bef49321effa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-11-21T00:45:06Z",
    "title_canon_sha256": "dceba48fba82be823e43698c2d737629b9681d0d9939d0733569faccfe1914b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9611171",
    "kind": "arxiv",
    "version": 1
  }
}