Pith Number

pith:SVVAJJ6T

pith:2019:SVVAJJ6TII4SLKTYVUQVMDT7XP

not attested not anchored not stored refs pending

The properties of He II 1640 emitters at z ~ 2.5-5 from the VANDELS survey

A. Bongiorno, A. C. Carnall, A. Fontana, A. Gargiulo, A.M. Koekemoer, A. Saxena (INAF - Osservatorio Astronomico di Roma, B. Garilli, C. Papovich, D. J. McLeod, D. Schaerer, F. Cullen, F. Marchi, G. Zamorani, Italy), J. P. U. Fynbo, L. Guaita, L. Pentericci, L.Pozzetti, M. Bolzonella, M. Castellano, M. Mirabelli, M. Talia, N. P. Hathi, O. Cucciati, R. Amorin, R. J. McLure, R. Schneider, T. A. Hutchison

arxiv:1911.09999 v2 · 2019-11-22 · astro-ph.GA · 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{SVVAJJ6TII4SLKTYVUQVMDT7XP}

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	2026-07-05T00:55:06.741865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

956a04a7d3423925aa78ad21560e7fbbd90dac8d2443a46476a61ded70fcab81

Aliases

arxiv: 1911.09999 · arxiv_version: 1911.09999v2 · doi: 10.48550/arxiv.1911.09999 · pith_short_12: SVVAJJ6TII4S · pith_short_16: SVVAJJ6TII4SLKTY · pith_short_8: SVVAJJ6T

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/SVVAJJ6TII4SLKTYVUQVMDT7XP \
  | 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: 956a04a7d3423925aa78ad21560e7fbbd90dac8d2443a46476a61ded70fcab81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91d4eb7b9e05844683e2e6f50afb31e6f1790904831e9bdba6d69ce6f9c5569d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-11-22T12:27:40Z",
    "title_canon_sha256": "322b1abd1ae2260f04096a2dd612a1a5361f64c86463c77bebee51aad7783749"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.09999",
    "kind": "arxiv",
    "version": 2
  }
}