Pith Number

pith:KFG66ZGZ

pith:2021:KFG66ZGZTCZ7P3INZNIGWGYWEA

not attested not anchored not stored refs pending

The Physical Properties of Luminous $z\gtrsim8$ Galaxies and Implications for the Cosmic Star Formation Rate Density From $\sim$0.35 deg$^{2}$ of (Pure-)Parallel HST Observations

Guido Roberts-Borsani, Michele Trenti, Nicha Leethochawalit, Takahiro Morishita, Tommaso Treu

arxiv:2106.06544 v2 · 2021-06-11 · 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{KFG66ZGZTCZ7P3INZNIGWGYWEA}

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	2026-07-05T04:09:35.442599Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

514def64d998b3f7ed0dcb506b1b162017994a3d668c655c8f7324e1092eab81

Aliases

arxiv: 2106.06544 · arxiv_version: 2106.06544v2 · doi: 10.48550/arxiv.2106.06544 · pith_short_12: KFG66ZGZTCZ7 · pith_short_16: KFG66ZGZTCZ7P3IN · pith_short_8: KFG66ZGZ

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/KFG66ZGZTCZ7P3INZNIGWGYWEA \
  | 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: 514def64d998b3f7ed0dcb506b1b162017994a3d668c655c8f7324e1092eab81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9e7f72ec1c42edb39640a2bc82c9e75b9b8589f820e45dc0b5e0f6a81290551",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-06-11T18:00:00Z",
    "title_canon_sha256": "7feeb0fb38d72067037f1103e523fa0b845fe2bf7b8b7dff61cbe0b9ebdaf6e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.06544",
    "kind": "arxiv",
    "version": 2
  }
}