Pith Number

pith:SZJQM2XH

pith:2013:SZJQM2XHLHG2SPDX3M63HTN3CL

not attested not anchored not stored refs pending

The Atlas3D project -- XXVII. Cold Gas and the Colours and Ages of Early-type Galaxies

A. F. Crocker, A.-M. Weijmans, D. Krajnovic, E. Bayet, E. Emsellem, F. Bournaud, H. Kuntschner, K. Alatalo, L. Blitz, L. M. Young, M. Bois, M. Bureau, M. Cappellari, M. Sarzi, N. Scott, P.-A. Duc, P. Serra, P. T. de Zeeuw, R. L. Davies, R. M. McDermid, R. Morganti, S. Khochfar, T. A. Davis, T. Naab, T. Oosterloo

arxiv:1312.6318 v1 · 2013-12-21 · astro-ph.GA · 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{SZJQM2XHLHG2SPDX3M63HTN3CL}

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	2026-05-18T01:45:42.797709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9653066ae759cda93c77db3db3cdbb12dfde0041a6c0ca422379e1ddaa8d3634

Aliases

arxiv: 1312.6318 · arxiv_version: 1312.6318v1 · doi: 10.48550/arxiv.1312.6318 · pith_short_12: SZJQM2XHLHG2 · pith_short_16: SZJQM2XHLHG2SPDX · pith_short_8: SZJQM2XH

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/SZJQM2XHLHG2SPDX3M63HTN3CL \
  | 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: 9653066ae759cda93c77db3db3cdbb12dfde0041a6c0ca422379e1ddaa8d3634

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af516b7399b24d0effd3adcb1a465f0c8428a1daa5af73d97759c34bde495c47",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-12-21T23:22:47Z",
    "title_canon_sha256": "d66c88f6e8945c871af2aaae103e52641a684cea3f4b8caa4cecdbb338f1e057"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6318",
    "kind": "arxiv",
    "version": 1
  }
}