Pith Number

pith:DISOKTCJ

pith:2009:DISOKTCJYL2OCFAMO7BEDK3WSE

not attested not anchored not stored refs pending

Anisotropy of the space orientation of radio sources. I: The catalog

V.R. Amirkhanyan

arxiv:0912.5330 v1 · 2009-12-29 · 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{DISOKTCJYL2OCFAMO7BEDK3WSE}

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	2026-05-18T02:33:55.178795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a24e54c49c2f4e1140c77c241ab769115c97084a93b77a783ed591943e0f6f4

Aliases

arxiv: 0912.5330 · arxiv_version: 0912.5330v1 · doi: 10.48550/arxiv.0912.5330 · pith_short_12: DISOKTCJYL2O · pith_short_16: DISOKTCJYL2OCFAM · pith_short_8: DISOKTCJ

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/DISOKTCJYL2OCFAMO7BEDK3WSE \
  | 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: 1a24e54c49c2f4e1140c77c241ab769115c97084a93b77a783ed591943e0f6f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "affc74f220b487796f50d31aed201a077f39da7acc94eea7ef75ba869d1735e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-29T16:42:40Z",
    "title_canon_sha256": "b972c5b2408767dca0f8a9913790bd5bc13c0f23550a2593afc757ce6e62f075"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.5330",
    "kind": "arxiv",
    "version": 1
  }
}