Pith Number

pith:7TYA7ZR7

pith:2026:7TYA7ZR7U63TJH2ZEVIUOQALUT

not attested not anchored not stored refs pending

Indicatives of Early Stages of Star Formation in the Universe

Irina Acharova, Margarita Sharina

arxiv:2607.02351 v1 · 2026-07-02 · 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{7TYA7ZR7U63TJH2ZEVIUOQALUT}

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	2026-07-03T01:17:49.150564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcf00fe63fa7b7349f59255147400ba4db7e5e6ff8416f0d095774bca1a535d2

Aliases

arxiv: 2607.02351 · arxiv_version: 2607.02351v1 · doi: 10.48550/arxiv.2607.02351 · pith_short_12: 7TYA7ZR7U63T · pith_short_16: 7TYA7ZR7U63TJH2Z · pith_short_8: 7TYA7ZR7

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/7TYA7ZR7U63TJH2ZEVIUOQALUT \
  | 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: fcf00fe63fa7b7349f59255147400ba4db7e5e6ff8416f0d095774bca1a535d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50cd76ed700b519c528d87a87c033f07d8db94a7d3769ed7e1cda8420f36a65d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-02T15:58:29Z",
    "title_canon_sha256": "fcff40384372e137cffa5a7f2bd3e462c7dec0e7b8d3d81b11d375534413d29c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02351",
    "kind": "arxiv",
    "version": 1
  }
}