Pith Number

pith:6SBGDASL

pith:2026:6SBGDASL3UHQSUXJ6ERTVKWBEQ

not attested not anchored not stored refs pending

The Mysterious Case of Iron in XMPs: Anomalous High log(Fe/O) Observed in Extremely Metal-Poor Galaxies HSCJ1631+4426 and SDSSJ0811+4730

Aaron Myszka, Brent Groves, Chiaki Kobayashi, Haruka Kusakabe, Jarle Brinchmann, Karl Glazebrook, Michael V. Maseda, Nikole M. Nielsen, Sarah M. Sweet, Themiya Nanayakkara, Yuki Isobe

arxiv:2607.14758 v1 · 2026-07-16 · 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{6SBGDASL3UHQSUXJ6ERTVKWBEQ}

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	2026-07-17T01:21:29.521773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f48261824bdd0f0952e9f1233aaac1240a9241d2a71c9209ad491c644e1f9138

Aliases

arxiv: 2607.14758 · arxiv_version: 2607.14758v1 · doi: 10.48550/arxiv.2607.14758 · pith_short_12: 6SBGDASL3UHQ · pith_short_16: 6SBGDASL3UHQSUXJ · pith_short_8: 6SBGDASL

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/6SBGDASL3UHQSUXJ6ERTVKWBEQ \
  | 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: f48261824bdd0f0952e9f1233aaac1240a9241d2a71c9209ad491c644e1f9138

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beaf2089cc6bff8db1710c5cf5685512f3469ee982d9252365249e1ab2ba4a6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-16T09:43:20Z",
    "title_canon_sha256": "3d8ae643bb0e1c9fe7b9961f14faef66712d4f9e45b533787f75d4cb240641f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.14758",
    "kind": "arxiv",
    "version": 1
  }
}