Pith Number

pith:U3KKNFKV

pith:2020:U3KKNFKVFVTFO2CPKTNSU7KMCC

not attested not anchored not stored refs pending

A hyper luminous starburst at z=4.72 magnified by a lensing galaxy pair at z=1.48

A. Beelen, A. Boselli, A. J. Baker, B. Epinat, C. Schreiber, C. Yang, D. Burgarella, D. Elbaz, E. Daddi, F. Bournaud, J. Richard, J. Zabl, L. Ciesla, L. Ferrarese, M. Aravena, M. B\'ethermin, M. Boquien, M. Fraser, M. T. Sargent, O. Ilbert, P. C\^ot\'e, R. Gobat, R. J. Assef, T. Diaz-Santos, T. Wang, V. Charmandaris

arxiv:2001.03641 v1 · 2020-01-10 · 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{U3KKNFKVFVTFO2CPKTNSU7KMCC}

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	2026-07-05T00:45:19.521498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6d4a695552d6657684f54db2a7d4c1091eef8122a7c3e7189ec60fcf97cd9bc

Aliases

arxiv: 2001.03641 · arxiv_version: 2001.03641v1 · doi: 10.48550/arxiv.2001.03641 · pith_short_12: U3KKNFKVFVTF · pith_short_16: U3KKNFKVFVTFO2CP · pith_short_8: U3KKNFKV

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/U3KKNFKVFVTFO2CPKTNSU7KMCC \
  | 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: a6d4a695552d6657684f54db2a7d4c1091eef8122a7c3e7189ec60fcf97cd9bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c60f23e7076e132de90b8ab6aa2d51b02c891dd495fbb078c1b7e64f89fde53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-01-10T19:36:14Z",
    "title_canon_sha256": "08e42eeaa3cef86ccfac185442c93588a4bd544e549be7f92999a17ad50147d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.03641",
    "kind": "arxiv",
    "version": 1
  }
}