Pith Number

pith:SB4UAAZ2

pith:2012:SB4UAAZ2TO462WIUBIH7SSPZTE

not attested not anchored not stored refs pending

The sizes, masses and specific star-formation rates of massive galaxies at 1.3<z<1.5: strong evidence in favour of evolution via minor mergers

D.G. Bonfield, E. Curtis-Lake, E. J. Bradshaw, F. Buitrago, H.J. Pearce, J.S. Dunlop, K. Caputi, M. Cirasuolo, M.J. Jarvis, O. Almaini, R. Chuter, R. J. McLure, S. Foucaud, V.A. Bruce, W. G. Hartley

arxiv:1205.4058 v2 · 2012-05-17 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SB4UAAZ2TO462WIUBIH7SSPZTE}

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	2026-05-18T01:57:25.844793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

907940033a9bb9ed59140a0ff949f9991b63e8400b605342c12cf36dccc47331

Aliases

arxiv: 1205.4058 · arxiv_version: 1205.4058v2 · doi: 10.48550/arxiv.1205.4058 · pith_short_12: SB4UAAZ2TO46 · pith_short_16: SB4UAAZ2TO462WIU · pith_short_8: SB4UAAZ2

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/SB4UAAZ2TO462WIUBIH7SSPZTE \
  | 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: 907940033a9bb9ed59140a0ff949f9991b63e8400b605342c12cf36dccc47331

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ef9a0f7d5b7589bbe8067274ddd3b73274b34b1f2bb4eb9c1600da3d113ce30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-05-17T23:06:11Z",
    "title_canon_sha256": "d6095281bdc0e73769d3fe5c534e8a555926872a185edf5bc5efc619aed7b853"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4058",
    "kind": "arxiv",
    "version": 2
  }
}