Pith Number

pith:Z3JSMYKT

pith:2006:Z3JSMYKTP5V5D2NHORZIMDP2H6

not attested not anchored not stored refs pending

Highest-Resolution Radio Astronomy: The Quest for the Black Hole

J.A. Zensus, S. Britzen, T.P. Krichbaum

arxiv:astro-ph/0610712 v1 · 2006-10-24 · 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{Z3JSMYKTP5V5D2NHORZIMDP2H6}

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	2026-07-04T14:56:55.679194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ced32661537f6bd1e9a77472860dfa3f9855f118ed343f02c1d2f969d7cb2908

Aliases

arxiv: astro-ph/0610712 · arxiv_version: astro-ph/0610712v1 · doi: 10.48550/arxiv.astro-ph/0610712 · pith_short_12: Z3JSMYKTP5V5 · pith_short_16: Z3JSMYKTP5V5D2NH · pith_short_8: Z3JSMYKT

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/Z3JSMYKTP5V5D2NHORZIMDP2H6 \
  | 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: ced32661537f6bd1e9a77472860dfa3f9855f118ed343f02c1d2f969d7cb2908

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3e5c9620a96c8743f0b87734c792fdbb4df3fae1998aad0b64334a88486b233",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-10-24T13:45:27Z",
    "title_canon_sha256": "fa7b2d78a16fb5b4fc71a131cd5a3f529b47ad9b8c9718833887e7e8137cce71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0610712",
    "kind": "arxiv",
    "version": 1
  }
}