Pith Number

pith:OASYGQQD

pith:2019:OASYGQQDNK7HYQEW6YXQMRAJ4M

not attested not anchored not stored refs pending

Imaging the AGN Torus in Cygnus

C.L. Carilli (NRAO, D.A. Perley, MRAO), R.A. Perley, V. Dhawan (NRAO)

arxiv:1904.01365 v1 · 2019-04-02 · astro-ph.HE · 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{OASYGQQDNK7HYQEW6YXQMRAJ4M}

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	2026-05-17T23:40:32.798857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70258342036abe7c4096f62f064409e3080016c252f16622e5bb7b3ad9a4b835

Aliases

arxiv: 1904.01365 · arxiv_version: 1904.01365v1 · doi: 10.48550/arxiv.1904.01365 · pith_short_12: OASYGQQDNK7H · pith_short_16: OASYGQQDNK7HYQEW · pith_short_8: OASYGQQD

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/OASYGQQDNK7HYQEW6YXQMRAJ4M \
  | 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: 70258342036abe7c4096f62f064409e3080016c252f16622e5bb7b3ad9a4b835

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7da35b36d1ce369e4e4a3375f18e7a95778df2dfd7187ca3bff92b4449ea65f",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-04-02T12:16:37Z",
    "title_canon_sha256": "3a5eccafd23b0352746d433bf5ab6eeef6a66cd67048b5f26198ab9eb1ff55e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01365",
    "kind": "arxiv",
    "version": 1
  }
}