Pith Number

pith:CWFCIBQJ

pith:2009:CWFCIBQJKXWIXCOGRWVKU7OPTE

not attested not anchored not stored refs pending

VLBA Observations of HI in the Archetype Compact Symmetric Object B2352+495

2, (2) Department of Physics, 3), (3) Physics Department, 4), (4) Adjunct Astronomer, (5) ASTRON, Astronomy, C. Rodriguez (2), E. D. Araya (1, G. B. Taylor (2, NRAO, R. C. Vermeulen (5) ((1) National Radio Astronomy Observatory, S. Tremblay (2), the Netherlands), University of New Mexico, Western Illinois University, Y. Pihlstrom (2

arxiv:0910.5035 v1 · 2009-10-27 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWFCIBQJKXWIXCOGRWVKU7OPTE}

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	2026-05-18T02:11:11.108379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

158a24060955ec8b89c68daaaa7dcf992ca534921b55eea256539ede37389067

Aliases

arxiv: 0910.5035 · arxiv_version: 0910.5035v1 · doi: 10.48550/arxiv.0910.5035 · pith_short_12: CWFCIBQJKXWI · pith_short_16: CWFCIBQJKXWIXCOG · pith_short_8: CWFCIBQJ

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/CWFCIBQJKXWIXCOGRWVKU7OPTE \
  | 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: 158a24060955ec8b89c68daaaa7dcf992ca534921b55eea256539ede37389067

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3851ddd42f6fd658f9199b61b74cf687568a3e21eede866f06ac141a15f715e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-27T03:16:58Z",
    "title_canon_sha256": "8d4a9a8192bc1ea99800e2464f79a2e2790f24eb427c43c538634a478708f402"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5035",
    "kind": "arxiv",
    "version": 1
  }
}