Pith Number

pith:ASAX7D6G

pith:2015:ASAX7D6GRWYEFIHUNVUYIOYPVS

not attested not anchored not stored refs pending

Data augmentation for machine learning redshifts applied to SDSS galaxies

Ben Hoyle, Christopher Bonnett, Jochen Weller, Markus Michael Rau, Stella Seitz

arxiv:1501.06759 v2 · 2015-01-27 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ASAX7D6GRWYEFIHUNVUYIOYPVS}

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

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	2026-05-18T01:41:06.404364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04817f8fc68db042a0f46d69843b0fac86e617709d0a678425e2805be8840ad5

Aliases

arxiv: 1501.06759 · arxiv_version: 1501.06759v2 · doi: 10.48550/arxiv.1501.06759 · pith_short_12: ASAX7D6GRWYE · pith_short_16: ASAX7D6GRWYEFIHU · pith_short_8: ASAX7D6G

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/ASAX7D6GRWYEFIHUNVUYIOYPVS \
  | 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: 04817f8fc68db042a0f46d69843b0fac86e617709d0a678425e2805be8840ad5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a013d27aaec1fdff997735d2254ae107ceab45d4e9e4510c6474022257bb5197",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-01-27T12:40:23Z",
    "title_canon_sha256": "010abfc4e108363ae7165f73e15a631e984cd7532e568bb4689a96df08269c49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06759",
    "kind": "arxiv",
    "version": 2
  }
}