Pith Number

pith:EMT6YOVO

pith:2022:EMT6YOVOCK2GU73KZ3UI5QT3PS

not attested not anchored not stored refs pending

Optical spectroscopy of the extremely metal-deficient star-forming galaxy HSC J1631+4426: a test of the strong-line method

(2) Bogolyubov Institute for Theoretical Physics, Charlottesville, Kyiv, National Academy of Sciences of Ukraine, N. G. Guseva (2), T. X. Thuan (1), Ukraine), University of Virginia, USA, Y. I. Izotov (2) ((1) Astronomy Department

arxiv:2208.08766 v1 · 2022-08-18 · 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{EMT6YOVOCK2GU73KZ3UI5QT3PS}

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	2026-07-05T04:53:04.274162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2327ec3aae12b46a7f6acee88ec27b7caefff0519ee67bd1a1ec3fe87d187936

Aliases

arxiv: 2208.08766 · arxiv_version: 2208.08766v1 · doi: 10.48550/arxiv.2208.08766 · pith_short_12: EMT6YOVOCK2G · pith_short_16: EMT6YOVOCK2GU73K · pith_short_8: EMT6YOVO

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/EMT6YOVOCK2GU73KZ3UI5QT3PS \
  | 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: 2327ec3aae12b46a7f6acee88ec27b7caefff0519ee67bd1a1ec3fe87d187936

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e97699d5ea0051aab5a228a534c4d8dc55fb1d85d37d71c03eedfec44cb67cbf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-08-18T11:00:19Z",
    "title_canon_sha256": "d78a97c00e411a2523366db9075627b186fd3ab8db43d7a4401654974f8ae9b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.08766",
    "kind": "arxiv",
    "version": 1
  }
}