Pith Number

pith:G6FTTJUI

pith:2012:G6FTTJUI53QS3N2GG4QZEG7TLY

not attested not anchored not stored refs pending

The Light Element Abundance Distribution in NGC 5128 from Planetary Nebulae

G. H. Jacoby, J. R. Walsh, N. A. Walton, R. F. Peletier

arxiv:1205.2500 v1 · 2012-05-11 · 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{G6FTTJUI53QS3N2GG4QZEG7TLY}

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	2026-05-18T01:57:33.385308Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

378b39a688eee12db7463721921bf35e01f948790e9226013447c55c5eda76b4

Aliases

arxiv: 1205.2500 · arxiv_version: 1205.2500v1 · doi: 10.48550/arxiv.1205.2500 · pith_short_12: G6FTTJUI53QS · pith_short_16: G6FTTJUI53QS3N2G · pith_short_8: G6FTTJUI

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/G6FTTJUI53QS3N2GG4QZEG7TLY \
  | 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: 378b39a688eee12db7463721921bf35e01f948790e9226013447c55c5eda76b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03ebd792641de5ee356127eea72c3f07c17e9dae12af9867a5bff4416ff07c3d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-05-11T12:37:31Z",
    "title_canon_sha256": "9a800e8618b2b8edd692c7131b0285800f49be22fec132b3a79ac261840a85b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2500",
    "kind": "arxiv",
    "version": 1
  }
}