Pith Number

pith:S7O7LKC5

pith:2017:S7O7LKC5H56IOYFARGDG5IB3HX

not attested not anchored not stored refs pending

SPICA and the Chemical Evolution of Galaxies: The Rise of Metals and Dust

A.D. Bolatto, C. Gruppioni, D. Ishihara, E. Egami, E. Gonz\'alez-Alfonso, F. Najarro, F. van der Tak, G.L. Granato, H. Kaneda, H. Matsuhara, I. De Looze, I. P\'erez Fournon, J.A. Fern\'andez-Ontiveros, J. Bernard-Salas, J. Braine, J.-D.T. Smith, J. Fischer, L. Armus, L. Ciesla, L. Silva, L. Spinoglio, M. Baes, M. Giard, M. Imanishi, M. Malkan, M. Matsuura, M. Pereira-Santaella, P. Roelfsema, P. Santini, R. Wu, S. Madden, S. Oyabu, T. Nagao, T. Nakagawa, T. Onaka, T. Wada

arxiv:1710.02150 v1 · 2017-10-05 · 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{S7O7LKC5H56IOYFARGDG5IB3HX}

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	2026-05-18T00:30:40.737786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97ddf5a85d3f7c8760a089866ea03b3df55c481f7a3f03e840b880a1434ba5dc

Aliases

arxiv: 1710.02150 · arxiv_version: 1710.02150v1 · doi: 10.48550/arxiv.1710.02150 · pith_short_12: S7O7LKC5H56I · pith_short_16: S7O7LKC5H56IOYFA · pith_short_8: S7O7LKC5

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/S7O7LKC5H56IOYFARGDG5IB3HX \
  | 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: 97ddf5a85d3f7c8760a089866ea03b3df55c481f7a3f03e840b880a1434ba5dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00f2fd45147831c2a3a53acb261bda8cb7efbf67f49006f56f322b7eaeff9a14",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-10-05T18:00:03Z",
    "title_canon_sha256": "0b0cfa3c7717bcd053705edf6a26f3a2f613a4ce581532c350768becbbcfdcd6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02150",
    "kind": "arxiv",
    "version": 1
  }
}