Pith Number

pith:HKEKOY4S

pith:2013:HKEKOY4SYT5UPS2VYNKTILHHXT

not attested not anchored not stored refs pending

The AT20G high angular resolution catalogue

P. A. Jones, R. Chhetri, R. D. Ekers, R. Ricci

arxiv:1306.0990 v1 · 2013-06-05 · 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{HKEKOY4SYT5UPS2VYNKTILHHXT}

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	2026-05-18T01:49:32.753978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a88a76392c4fb47cb55c355342ce7bce83fc91104b6593c04624db19ea5c94d

Aliases

arxiv: 1306.0990 · arxiv_version: 1306.0990v1 · doi: 10.48550/arxiv.1306.0990 · pith_short_12: HKEKOY4SYT5U · pith_short_16: HKEKOY4SYT5UPS2V · pith_short_8: HKEKOY4S

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/HKEKOY4SYT5UPS2VYNKTILHHXT \
  | 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: 3a88a76392c4fb47cb55c355342ce7bce83fc91104b6593c04624db19ea5c94d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "599b5fd2c9e043c652541ff64081439926e5dfad3285c9391b43851428472263",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-06-05T05:42:47Z",
    "title_canon_sha256": "3cd7e281e50a920b0277725bc9ba9b4415bcb3034de2c16ade3b945f4ba343ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0990",
    "kind": "arxiv",
    "version": 1
  }
}