Pith Number

pith:LILRTESJ

pith:2018:LILRTESJXGX3VZWW6KRGBC3Z5G

not attested not anchored not stored refs pending

Galaxy and Mass Assembly (GAMA): Accurate number densities & environments of massive ultracompact galaxies at 0.02 < z < 0.3

A. M. Hopkins, A. R. Lopez-Sanchez, A. W. Graham, B. W. Holwerda, C. J. Conselice, F. Buitrago, I. Ferreras, I. K. Baldry, J. Angthopo, J. Liske, J. Sabater, L. Davies, L. S. Kelvin, M. N. Bremer, S. Brough, S. Khochfar, S. P. Driver, S. Phillipps

arxiv:1807.02534 v2 · 2018-07-06 · 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	2026-05-18T00:00:18.968088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a17199249b9afbae6d6f2a2608b79e9a1dc76d020866d8467479ec396ec1fe5

Aliases

arxiv: 1807.02534 · arxiv_version: 1807.02534v2 · doi: 10.48550/arxiv.1807.02534 · pith_short_12: LILRTESJXGX3 · pith_short_16: LILRTESJXGX3VZWW · pith_short_8: LILRTESJ

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/LILRTESJXGX3VZWW6KRGBC3Z5G \
  | 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: 5a17199249b9afbae6d6f2a2608b79e9a1dc76d020866d8467479ec396ec1fe5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e76ead09727e27d77746e9f1fe81db3de448fe470f7a7b097015c1b19396bf73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-06T18:08:09Z",
    "title_canon_sha256": "c138e2767374eb7297dc31cd2c8293e865d8137ae7bf81a7bd8aac577269dd23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02534",
    "kind": "arxiv",
    "version": 2
  }
}