Pith Number

pith:VRRHR4MF

pith:2016:VRRHR4MFRJDDYHSM3KHP2O6EKB

not attested not anchored not stored refs pending

The VIMOS Ultra-Deep Survey: A major merger origin for the high fraction of galaxies at $2<z<6$ with two bright clump

A. Koekemoer, B. C. Lemaux, B. Garilli, B. Ribeiro, D. Maccagni, D. Schaerer, E. Zucca, G. Zamorani, J. Pforr, L. A. M. Tasca, N.P. Hathi, O. Le F\`evre, P. Cassata, R. Amor\'in, S. Bardelli

arxiv:1611.05869 v2 · 2016-11-17 · astro-ph.GA

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

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	2026-05-18T00:29:31.224220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac6278f1858a463c1e4cda8efd3bc45048cbe3f3cf3953fed911c8e8d668af21

Aliases

arxiv: 1611.05869 · arxiv_version: 1611.05869v2 · doi: 10.48550/arxiv.1611.05869 · pith_short_12: VRRHR4MFRJDD · pith_short_16: VRRHR4MFRJDDYHSM · pith_short_8: VRRHR4MF

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/VRRHR4MFRJDDYHSM3KHP2O6EKB \
  | 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: ac6278f1858a463c1e4cda8efd3bc45048cbe3f3cf3953fed911c8e8d668af21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a26923db2f3f0849726939dc8c5ab43c2bbb6f7adcbf603524e8ef79324febd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-11-17T21:00:01Z",
    "title_canon_sha256": "231fc838a803c4b4b287ff25fcc5b6d59a61d21b0bf9416079f7bf11595540c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.05869",
    "kind": "arxiv",
    "version": 2
  }
}