Pith Number

pith:CHSPDNU4

pith:2010:CHSPDNU4R5V7MUKD655HDVAXNB

not attested not anchored not stored refs pending

Multiwavelength VLBI observations of Sagittarius A*

A.Eckart, A. Witzel, D.~Kunneriath, G. Witzel, J. A.Zensus, R.-S. Lu, S. K\"onig, T. P. Krichbaum

arxiv:1010.1287 v1 · 2010-10-06 · 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{CHSPDNU4R5V7MUKD655HDVAXNB}

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	2026-05-18T02:05:10.316731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11e4f1b69c8f6bf65143f77a71d417687fa74c4af0deb044e9ee861c00915fcf

Aliases

arxiv: 1010.1287 · arxiv_version: 1010.1287v1 · doi: 10.48550/arxiv.1010.1287 · pith_short_12: CHSPDNU4R5V7 · pith_short_16: CHSPDNU4R5V7MUKD · pith_short_8: CHSPDNU4

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/CHSPDNU4R5V7MUKD655HDVAXNB \
  | 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: 11e4f1b69c8f6bf65143f77a71d417687fa74c4af0deb044e9ee861c00915fcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a634c71b00cf9b4c636db1367e262084f8ef4a22197727cff906c9a7f6c8b054",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-10-06T21:29:31Z",
    "title_canon_sha256": "516856341f4682f5cbae0e6eb323007cda825ab4213dae5d5b19b420811690cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1287",
    "kind": "arxiv",
    "version": 1
  }
}