Pith Number

pith:DSXSUIIZ

pith:2015:DSXSUIIZDEYP2AEPWFUYZ7Y6KV

not attested not anchored not stored refs pending

Quasar Probabilities and Redshifts from WISE mid-IR through GALEX UV Photometry

A.D. Myers, D. Lang, J. Bovy, M.A. DiPompeo

arxiv:1507.02884 v1 · 2015-07-10 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DSXSUIIZDEYP2AEPWFUYZ7Y6KV}

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	2026-05-18T01:35:44.625456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1caf2a21191930fd008fb1698cff1e55664d88b64be0c5b39575d5f45cc6c1c9

Aliases

arxiv: 1507.02884 · arxiv_version: 1507.02884v1 · doi: 10.48550/arxiv.1507.02884 · pith_short_12: DSXSUIIZDEYP · pith_short_16: DSXSUIIZDEYP2AEP · pith_short_8: DSXSUIIZ

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/DSXSUIIZDEYP2AEPWFUYZ7Y6KV \
  | 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: 1caf2a21191930fd008fb1698cff1e55664d88b64be0c5b39575d5f45cc6c1c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eb8047ceda74d6cb3c787454c729ce55911f64b7071ae3903a5893b6df9df55",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-10T13:10:13Z",
    "title_canon_sha256": "f8220172eb05118c3f064793bcf9d95a5eb9a45ac9bb14e2e05813a7377c8555"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02884",
    "kind": "arxiv",
    "version": 1
  }
}