Pith Number

pith:DTR6Z5ML

pith:2015:DTR6Z5MLSMHSJR4UOYE3NUA53N

not attested not anchored not stored refs pending

Wide Field Multiband Imaging of Low Redshift Quasar Environments

Alireza Rafiee, Christopher Thibodeau, Erica Ellingson, Jennifer E. Scott, Jill Bechtold, Michael Richmond

arxiv:1504.03401 v1 · 2015-04-14 · 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{DTR6Z5MLSMHSJR4UOYE3NUA53N}

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	2026-05-18T02:18:52.284156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ce3ecf58b930f24c7947609b6d01ddb5a7641c125ccc8f4d48c5fdc7dc4132e

Aliases

arxiv: 1504.03401 · arxiv_version: 1504.03401v1 · doi: 10.48550/arxiv.1504.03401 · pith_short_12: DTR6Z5MLSMHS · pith_short_16: DTR6Z5MLSMHSJR4U · pith_short_8: DTR6Z5ML

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/DTR6Z5MLSMHSJR4UOYE3NUA53N \
  | 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: 1ce3ecf58b930f24c7947609b6d01ddb5a7641c125ccc8f4d48c5fdc7dc4132e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a740142d8e009f014209f36be314bb9c16fc43d8d3db1828f3d8628af11c850",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-14T02:12:37Z",
    "title_canon_sha256": "4698568459a973030c2e8724d0c53ffed52f6095571f57300b19d0f83da50f31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03401",
    "kind": "arxiv",
    "version": 1
  }
}