Pith Number

pith:GAPJLEVR

pith:2022:GAPJLEVRX7NFDQMZTMFHUPWTRY

not attested not anchored not stored refs pending

Potential signature of Population III pair-instability supernova ejecta in the BLR gas of the most distant quasar at z = 7.54

Bruce A. Peterson, Hiroaki Sameshima, Takuji Tsujimoto, Timothy C. Beers, Toshikazu Shigeyama, Yuzuru Yoshii

arxiv:2207.11909 v1 · 2022-07-25 · 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{GAPJLEVRX7NFDQMZTMFHUPWTRY}

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.

Cited by

1 paper in Pith

Abundant Water from Early Supernovae at Cosmic Dawn

Receipt and verification

First computed	2026-07-05T05:03:04.353086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

301e9592b1bfda51c1999b0a7a3ed38e35a2616b2058296e4dd4615f7b7a10df

Aliases

arxiv: 2207.11909 · arxiv_version: 2207.11909v1 · doi: 10.48550/arxiv.2207.11909 · pith_short_12: GAPJLEVRX7NF · pith_short_16: GAPJLEVRX7NFDQMZ · pith_short_8: GAPJLEVR

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/GAPJLEVRX7NFDQMZTMFHUPWTRY \
  | 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: 301e9592b1bfda51c1999b0a7a3ed38e35a2616b2058296e4dd4615f7b7a10df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b85e48013d6664848a9b60bbded7248219731e4659874c00a99131907ec16b4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-07-25T05:25:05Z",
    "title_canon_sha256": "05ca50daf371d5f989504ba00c663a4cb2a945b4fb3b7cb315f52829885c4241"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.11909",
    "kind": "arxiv",
    "version": 1
  }
}