Pith Number

pith:VSPFZHGF

pith:2013:VSPFZHGFAGO3BTT5ODSLSP5OV3

not attested not anchored not stored refs pending

The evolution of the dust and gas content in galaxies

A. Cooray, A. Fontana, A. Franceschini, A. Grazian, A. Lamastra, B. Magnelli, D. Farrah, D. J. Rosario, D. Lutz, D. Scott, E. Daddi, E. Le Floc'h, F. Mannucci, F. Pozzi, G. Cresci, G. Granato, G. Li Causi, G. Magdis, G. Rodighiero, K. Xu, L. Riguccini, L. Silva, L. Tacconi, L. Wang, M. Magliocchetti, M. Salvato, M. Viero, N. Menci, P. Andreani, P. Popesso, P. Santini, R. Genzel, R. Maiolino, R. Nordon, S. Berta, S. Eales, S. Oliver, S. Wuyts, V. Buat

arxiv:1311.3670 v1 · 2013-11-14 · astro-ph.CO · 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{VSPFZHGFAGO3BTT5ODSLSP5OV3}

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	2026-05-18T01:46:30.800038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac9e5c9cc5019db0ce7d70e4b93faeaee3b5a0600abdf5ba08a8267c91887d7e

Aliases

arxiv: 1311.3670 · arxiv_version: 1311.3670v1 · doi: 10.48550/arxiv.1311.3670 · pith_short_12: VSPFZHGFAGO3 · pith_short_16: VSPFZHGFAGO3BTT5 · pith_short_8: VSPFZHGF

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/VSPFZHGFAGO3BTT5ODSLSP5OV3 \
  | 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: ac9e5c9cc5019db0ce7d70e4b93faeaee3b5a0600abdf5ba08a8267c91887d7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a51971d3f7c759d4739235178ae8909228c94064db8cec8d21698b91437c00e0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-11-14T21:01:55Z",
    "title_canon_sha256": "97b84830c7079472c424b11f139ecb6ca3d774c6a172d86693a104978afa6542"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3670",
    "kind": "arxiv",
    "version": 1
  }
}