Pith Number

pith:5VBXX5YN

pith:2012:5VBXX5YNGN5RJZEJ3UIR4TDBMF

not attested not anchored not stored refs pending

Metal-poor Galaxies in the Local Universe

Eva K. Grebel (ARI/ZAH, Heidelberg University)

arxiv:1208.2894 v1 · 2012-08-14 · 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{5VBXX5YNGN5RJZEJ3UIR4TDBMF}

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	2026-05-18T01:55:16.054156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed437bf70d337b14e489dd111e4c616144f7366e0c606a4baa85360bbe6680ee

Aliases

arxiv: 1208.2894 · arxiv_version: 1208.2894v1 · doi: 10.48550/arxiv.1208.2894 · pith_short_12: 5VBXX5YNGN5R · pith_short_16: 5VBXX5YNGN5RJZEJ · pith_short_8: 5VBXX5YN

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/5VBXX5YNGN5RJZEJ3UIR4TDBMF \
  | 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: ed437bf70d337b14e489dd111e4c616144f7366e0c606a4baa85360bbe6680ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49b1a70d818476fe5e616872424166ba6a725d2464c9cd23431d66b569ab1017",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-08-14T15:08:40Z",
    "title_canon_sha256": "4c04fa73f6e23b001629436acf17ef7897c1b5e816ad615c8a6f93a9d06578f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2894",
    "kind": "arxiv",
    "version": 1
  }
}