Pith Number

pith:LK3Q35V6

pith:2026:LK3Q35V6BTJAKXMEC7EYQPILPB

not attested not anchored not stored refs pending

Investigating the star formation histories of galaxies from Cosmic Dawn to the Epoch of Reionization with the Santa Cruz SAM

Kartheik G. Iyer, L. Y. Aaron Yung, Rachel S. Somerville, Steven L. Finkelstein

arxiv:2607.02650 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{LK3Q35V6BTJAKXMEC7EYQPILPB}

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	2026-07-07T00:16:05.469597Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ab70df6be0cd2055d8417c9883d0b7858b5fe29973d9ffb60ce6e4dc937cc1c

Aliases

arxiv: 2607.02650 · arxiv_version: 2607.02650v1 · doi: 10.48550/arxiv.2607.02650 · pith_short_12: LK3Q35V6BTJA · pith_short_16: LK3Q35V6BTJAKXME · pith_short_8: LK3Q35V6

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/LK3Q35V6BTJAKXMEC7EYQPILPB \
  | 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: 5ab70df6be0cd2055d8417c9883d0b7858b5fe29973d9ffb60ce6e4dc937cc1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30d5bdce2f076bc91ea74f3437b3530e5f5181ae7c96b8f919443148538e6263",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-02T18:00:00Z",
    "title_canon_sha256": "c09040e505fa56428294a3dc610556c4871816441d9b5c2095a35cb8f543eac8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02650",
    "kind": "arxiv",
    "version": 1
  }
}