Pith Number

pith:BUTIXX3R

pith:2013:BUTIXX3R5ADRUK53IL3SBUJG57

not attested not anchored not stored refs pending

The spectral energy distributions of K+A galaxies from the UV to the mid-IR: stellar populations, star formation and hot dust

J. Melnick, R. De Propris

arxiv:1301.5325 v1 · 2013-01-22 · 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{BUTIXX3R5ADRUK53IL3SBUJG57}

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	2026-05-18T01:52:04.520172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d268bdf71e8071a2bbb42f720d126efed407ee04230e0c738e2580b31ae46c5

Aliases

arxiv: 1301.5325 · arxiv_version: 1301.5325v1 · doi: 10.48550/arxiv.1301.5325 · pith_short_12: BUTIXX3R5ADR · pith_short_16: BUTIXX3R5ADRUK53 · pith_short_8: BUTIXX3R

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/BUTIXX3R5ADRUK53IL3SBUJG57 \
  | 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: 0d268bdf71e8071a2bbb42f720d126efed407ee04230e0c738e2580b31ae46c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b5113d70331986cf787c24484899ab3dae0ebae6fdb4c608cf0a955b4cb754e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-01-22T21:00:52Z",
    "title_canon_sha256": "a373663363d03a1c1c68ac360c658ac861dcad684db4ab78d6d85950a11ca89c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5325",
    "kind": "arxiv",
    "version": 1
  }
}