Pith Number

pith:UC5J3BBA

pith:2017:UC5J3BBAQAMI2QEZJDMMS5LH2E

not attested not anchored not stored refs pending

A Unified Framework for Constructing, Tuning and Assessing Photometric Redshift Density Estimates in a Selection Bias Setting

Ann B. Lee, Peter E. Freeman, Rafael Izbicki

arxiv:1703.09242 v1 · 2017-03-27 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UC5J3BBAQAMI2QEZJDMMS5LH2E}

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	2026-05-18T00:40:17.306120Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0ba9d842080188d409948d8c97567d12e278d73bc50ec265f0ef03c3cbe9767

Aliases

arxiv: 1703.09242 · arxiv_version: 1703.09242v1 · doi: 10.48550/arxiv.1703.09242 · pith_short_12: UC5J3BBAQAMI · pith_short_16: UC5J3BBAQAMI2QEZ · pith_short_8: UC5J3BBA

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/UC5J3BBAQAMI2QEZJDMMS5LH2E \
  | 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: a0ba9d842080188d409948d8c97567d12e278d73bc50ec265f0ef03c3cbe9767

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d1964105c7ddea4e893d21e913e0ba30c61cdb5bcdc13d0f2eb49b3480dcdf5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-03-27T18:05:33Z",
    "title_canon_sha256": "36fb52d38218745a4260a7f46faaf11e7cc69042022ccca4f4a54d74eac2b1ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09242",
    "kind": "arxiv",
    "version": 1
  }
}