Pith Number

pith:DWPKJQLL

pith:2018:DWPKJQLL7AIPW4BGP34QXHX24I

not attested not anchored not stored refs pending

Modelling the UV spectrum of SDSS-III/BOSS galaxies: hints towards the detection of the UV upturn at high-z

Astrophysics, Claire Le Cras, Claudia Maraston, Daniel Thomas (ICG-University of Portsmouth), Donald G. York (Dept. of Astronomy, The Fermi Institute, The University of Chicago)

arxiv:1802.10114 v1 · 2018-02-27 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DWPKJQLL7AIPW4BGP34QXHX24I}

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	2026-05-18T00:21:51.959660Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d9ea4c16bf810fb70267ef90b9efae23f7695f87740739a2547bd09ea17cea2

Aliases

arxiv: 1802.10114 · arxiv_version: 1802.10114v1 · doi: 10.48550/arxiv.1802.10114 · pith_short_12: DWPKJQLL7AIP · pith_short_16: DWPKJQLL7AIPW4BG · pith_short_8: DWPKJQLL

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/DWPKJQLL7AIPW4BGP34QXHX24I \
  | 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: 1d9ea4c16bf810fb70267ef90b9efae23f7695f87740739a2547bd09ea17cea2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90cec8b82805a8dce4833060165960911bcc16be325c2eac8345349efadfc5fe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-02-27T19:03:56Z",
    "title_canon_sha256": "c5f84c4269b1bc6b1a4b580166f58ed664ec906fdc65cc3ef8ff470dbce153c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10114",
    "kind": "arxiv",
    "version": 1
  }
}