Pith Number

pith:VAP6EZMB

pith:2015:VAP6EZMBSDJFMQELQYZUPVHSE2

not attested not anchored not stored refs pending

An extreme [OIII] emitter at $z=3.2$: a low metallicity Lyman continuum source

A. Comastri, A. Fontana, A. Grazian, A. Verhamme, B. Siana, C. Vignali, E. P\'erez-Montero, E. Vanzella, G. Hasinger, G. Zamorani, H. Suh, I. Balestra, L. Pentericci, M. Castellano, M. Giavalisco, M. Mignoli, R. Amor\'in, R. Gilli, S. de Barros

arxiv:1507.06648 v2 · 2015-07-23 · 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{VAP6EZMBSDJFMQELQYZUPVHSE2}

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	2026-05-18T01:24:18.679378Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a81fe2658190d256408b863347d4f2268a1e4c2a4ef75846fadfb0c3bcf61252

Aliases

arxiv: 1507.06648 · arxiv_version: 1507.06648v2 · doi: 10.48550/arxiv.1507.06648 · pith_short_12: VAP6EZMBSDJF · pith_short_16: VAP6EZMBSDJFMQEL · pith_short_8: VAP6EZMB

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/VAP6EZMBSDJFMQELQYZUPVHSE2 \
  | 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: a81fe2658190d256408b863347d4f2268a1e4c2a4ef75846fadfb0c3bcf61252

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49c3eb03fad7373557b006dd5fbf2a2fad219aa167e5a6c1f56237a60c86120a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-23T20:00:25Z",
    "title_canon_sha256": "0336066d68c62f7af9191414a8a6833abb1263741f717471d25ba4cc1a1a8516"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06648",
    "kind": "arxiv",
    "version": 2
  }
}