Pith Number

pith:ZT77MNWN

pith:2013:ZT77MNWNSXL7DNUIBP5V6YUY4A

not attested not anchored not stored refs pending

Multi-Frequency Optical-Depth Maps and the Case for Free-Free Absorption in Two Compact Symmetric Radio Sources: the CSO candidate J1324+4048 and the CSO J0029+3457

(2) University of Wisconsin, (3) University of New Mexico, Aaron O. Morris (1) ((1) Union College, Gregory B. Taylor (3), James Read (1), Jonathan M. Marr (1), NRAO), Thomas M. Perry (2)

arxiv:1311.5762 v1 · 2013-11-22 · 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{ZT77MNWNSXL7DNUIBP5V6YUY4A}

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	2026-05-18T01:46:06.942982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccfff636cd95d7f1b6880bfb5f6298e01e3a7a6b314ef829d9242546ce0783a5

Aliases

arxiv: 1311.5762 · arxiv_version: 1311.5762v1 · doi: 10.48550/arxiv.1311.5762 · pith_short_12: ZT77MNWNSXL7 · pith_short_16: ZT77MNWNSXL7DNUI · pith_short_8: ZT77MNWN

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/ZT77MNWNSXL7DNUIBP5V6YUY4A \
  | 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: ccfff636cd95d7f1b6880bfb5f6298e01e3a7a6b314ef829d9242546ce0783a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6efbf898bdb7c6ec136a23393cee4d5cd07e47e17e0f457b8f2ad78d251d13f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-11-22T14:24:58Z",
    "title_canon_sha256": "02176448b172ade10bf05cce7226529bb552ac40c09488113393871b6ee63a70"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5762",
    "kind": "arxiv",
    "version": 1
  }
}