Pith Number

pith:7RZFCI3L

pith:2019:7RZFCI3LPDTX6NV64BOTMQLJBL

not attested not anchored not stored refs pending

Half-mass radii for ~7,000 galaxies at 1.0 < z < 2.5: most of the evolution in the mass-size relation is due to color gradients

Guillermo Barro, Katherine A. Suess, Mariska Kriek, Sedona H. Price

arxiv:1904.10992 v1 · 2019-04-24 · 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{7RZFCI3LPDTX6NV64BOTMQLJBL}

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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

3 papers in Pith

A big step forward with SHARP: spatially resolved stellar population properties in passive galaxies at z > 1.5

Morphology, sizes, and scatter in a large sample of distant quiescent galaxies

Witnessing the rapid growth of disk galaxies over cosmic time using JWST and HST

Receipt and verification

First computed	2026-05-17T23:44:11.193038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc7251236b78e77f36bee05d3641690ae1aba8a951ca508035b5882bdb31f3cc

Aliases

arxiv: 1904.10992 · arxiv_version: 1904.10992v1 · doi: 10.48550/arxiv.1904.10992 · pith_short_12: 7RZFCI3LPDTX · pith_short_16: 7RZFCI3LPDTX6NV6 · pith_short_8: 7RZFCI3L

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/7RZFCI3LPDTX6NV64BOTMQLJBL \
  | 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: fc7251236b78e77f36bee05d3641690ae1aba8a951ca508035b5882bdb31f3cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f92b3651142f9eccb5c58138fc08bf31b56f93da9ed8df9ae7054148517173a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-24T18:10:24Z",
    "title_canon_sha256": "a59d5bfda8d2096574905cd8ae18c70d9330205b1aa44aad3bec2ff55956ae87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10992",
    "kind": "arxiv",
    "version": 1
  }
}