Pith Number

pith:6GDKGCIJ

pith:2011:6GDKGCIJXPHCJ7H6UQYTXZ23VX

not attested not anchored not stored refs pending

Physical properties of the circumnuclear starburst ring in the barred Galaxy NGC 1097

Guilin Liu, Nagisa Oi, Paul T. P. Ho, Pei-Ying Hsieh, Satoki Matsushita, Ya-Lin Wu

arxiv:1105.3543 v1 · 2011-05-18 · astro-ph.CO · 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{6GDKGCIJXPHCJ7H6UQYTXZ23VX}

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	2026-05-18T02:01:56.694713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f186a30909bbce24fcfea4313be75baddea9fd077e495fb09cd965f92629004f

Aliases

arxiv: 1105.3543 · arxiv_version: 1105.3543v1 · doi: 10.48550/arxiv.1105.3543 · pith_short_12: 6GDKGCIJXPHC · pith_short_16: 6GDKGCIJXPHCJ7H6 · pith_short_8: 6GDKGCIJ

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/6GDKGCIJXPHCJ7H6UQYTXZ23VX \
  | 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: f186a30909bbce24fcfea4313be75baddea9fd077e495fb09cd965f92629004f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5053bbe6edb76f3997dbc88f0ee8fd98c867f06c22ddee36b35e1fa480f2c0cc",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-18T06:23:43Z",
    "title_canon_sha256": "840f1884b6536a372cdaacc76f6ee329b12c348d9625bdf1a0bf74405413a336"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3543",
    "kind": "arxiv",
    "version": 1
  }
}