Pith Number

pith:22YVP5QR

pith:2023:22YVP5QRDVXGQIZL5D6SZWTBGU

not attested not anchored not stored refs pending

To be, or not to be: Balmer breaks in high-z galaxies with JWST

Abdurrouf, Anton Vikaeus, Armin Nabizadeh, Dan Coe, Erik Zackrisson, Larry D. Bradley, Massimo Ricotti, Pratika Dayal, Stephen Wilkins, Vasily Kokorev

arxiv:2309.02504 v2 · 2023-09-05 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{22YVP5QRDVXGQIZL5D6SZWTBGU}

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	2026-07-05T06:48:37.030709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6b157f6111d6e68232be8fd2cda613528fc14870867c39c6c821ad2216424f6

Aliases

arxiv: 2309.02504 · arxiv_version: 2309.02504v2 · doi: 10.48550/arxiv.2309.02504 · pith_short_12: 22YVP5QRDVXG · pith_short_16: 22YVP5QRDVXGQIZL · pith_short_8: 22YVP5QR

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/22YVP5QRDVXGQIZL5D6SZWTBGU \
  | 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: d6b157f6111d6e68232be8fd2cda613528fc14870867c39c6c821ad2216424f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8776fb040b91b335ddbf23350f213e3ab6ff50ee7a39b9d5602cf02b3e8b9bd5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-09-05T18:00:06Z",
    "title_canon_sha256": "493fa964b1bfc31d9670efcf5ba04de9aadef6709d8fb261c7c51bba37974c58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.02504",
    "kind": "arxiv",
    "version": 2
  }
}