Pith Number

pith:U2VCDYUK

pith:2012:U2VCDYUK3UNF7USWIZWDT7QJYY

not attested not anchored not stored refs pending

3D-HST Grism Spectroscopy of a Gravitationally Lensed, Low-metallicity Starburst Galaxy at z=1.847

Arjen van der Wel, Britt Lundgren, Danilo Marchesini, David A. Wake, Dawn K. Erb, Elisabete da Cunha, Erica Nelson, Gabriel B. Brammer, Hans-Walter Rix, Ivelina Momcheva, Ivo Labbe, Kasper B. Schmidt, Katherine E. Whitaker, Marijn Franx, Mattia Fumagalli, Pieter G. van Dokkum, Rosalind E. Skelton, Ruben Sanchez-Janssen, Ryan Quadri, Shannon Patel

arxiv:1207.3795 v2 · 2012-07-16 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U2VCDYUK3UNF7USWIZWDT7QJYY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:56:17.818512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6aa21e28add1a5fd256466c39fe09c602a62ebab4c078443a22b7cf82077b90

Aliases

arxiv: 1207.3795 · arxiv_version: 1207.3795v2 · doi: 10.48550/arxiv.1207.3795 · pith_short_12: U2VCDYUK3UNF · pith_short_16: U2VCDYUK3UNF7USW · pith_short_8: U2VCDYUK

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/U2VCDYUK3UNF7USWIZWDT7QJYY \
  | 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: a6aa21e28add1a5fd256466c39fe09c602a62ebab4c078443a22b7cf82077b90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "285aec84f599d8d3cd8b332267e8fd73303e343ca07141778ab66b4792307270",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-16T20:00:00Z",
    "title_canon_sha256": "480771c50acc1067b64dea13c956a8938a074e94f1a1dc795f10ac988b0baecd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3795",
    "kind": "arxiv",
    "version": 2
  }
}