Pith Number

pith:FN5NOI3Z

pith:2011:FN5NOI3ZVBY5GPIQDNZW2LQESG

not attested not anchored not stored refs pending

A spectroscopic measurement of galaxy formation timescales with ROLES

David G. Gilbank, G.K.T. Hau, G.T. Davies, I.H. Li, I.K. Baldry, Karl Glazebrook, Michael L. Balogh, M. Sawicki, P. McCarthy, Richard G. Bower

arxiv:1101.3780 v1 · 2011-01-19 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FN5NOI3ZVBY5GPIQDNZW2LQESG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:03:26.275682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b7ad72379a871d33d101b736d2e0491acb4cc5b83ec736d050339c1e6be2d97

Aliases

arxiv: 1101.3780 · arxiv_version: 1101.3780v1 · doi: 10.48550/arxiv.1101.3780 · pith_short_12: FN5NOI3ZVBY5 · pith_short_16: FN5NOI3ZVBY5GPIQ · pith_short_8: FN5NOI3Z

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/FN5NOI3ZVBY5GPIQDNZW2LQESG \
  | 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: 2b7ad72379a871d33d101b736d2e0491acb4cc5b83ec736d050339c1e6be2d97

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b5ecd42ae3cf38678bc5cf7c93a2f70ea7e8c3684d8b4ef51b83fb68dbb322c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-01-19T21:00:01Z",
    "title_canon_sha256": "7a059f1978becd03a4ae464246372476d6802597605814fb766e93f9b6e2c133"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3780",
    "kind": "arxiv",
    "version": 1
  }
}