Pith Number

pith:3QYSY7H7

pith:2019:3QYSY7H7KR6ABVUOC2F6JZU5BO

not attested not anchored not stored refs pending

Searching for z > 6.5 Analogs Near the Peak of Cosmic Star Formation

Alice E. Shapley, Bahram Mobasher, Crystal L. Martin, Daniel P. Stark, Jacopo Chevallard, Mengtao Tang, Michael W. Topping, Xinnan Du

arxiv:1910.11877 v2 · 2019-10-25 · 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{3QYSY7H7KR6ABVUOC2F6JZU5BO}

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	2026-07-05T00:41:44.565946Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc312c7cff547c00d68e168be4e69d0bbadce67b71d6064ce9cb29cae7b3f87e

Aliases

arxiv: 1910.11877 · arxiv_version: 1910.11877v2 · doi: 10.48550/arxiv.1910.11877 · pith_short_12: 3QYSY7H7KR6A · pith_short_16: 3QYSY7H7KR6ABVUO · pith_short_8: 3QYSY7H7

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/3QYSY7H7KR6ABVUOC2F6JZU5BO \
  | 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: dc312c7cff547c00d68e168be4e69d0bbadce67b71d6064ce9cb29cae7b3f87e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "409717ed483f16f9a833d8f437c55788aaf706865818db4969c1a167acad8885",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-25T18:00:01Z",
    "title_canon_sha256": "28e67fe606ac7f7e9bf84b79f0cd8e6bc83afcf7489576527f26585f61e6105e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.11877",
    "kind": "arxiv",
    "version": 2
  }
}