Pith Number

pith:7ARHCHEE

pith:2011:7ARHCHEERTH6Z4UNCV2XH5WGJ4

not attested not anchored not stored refs pending

Formation and Evolution of the Dust in Galaxies. I. The Condensation Efficiencies

C. Chiosi, E. Merlin, L. P. Cassar\`a, L. Piovan, R. Tantalo, T. Grassi, U. Buonomo

arxiv:1107.4541 v1 · 2011-07-22 · astro-ph.GA · astro-ph.CO · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7ARHCHEERTH6Z4UNCV2XH5WGJ4}

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	2026-05-18T04:17:03.831110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f822711c848ccfecf28d157573f6c64f0679236279205e7b51318a1ebedab626

Aliases

arxiv: 1107.4541 · arxiv_version: 1107.4541v1 · doi: 10.48550/arxiv.1107.4541 · pith_short_12: 7ARHCHEERTH6 · pith_short_16: 7ARHCHEERTH6Z4UN · pith_short_8: 7ARHCHEE

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/7ARHCHEERTH6Z4UNCV2XH5WGJ4 \
  | 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: f822711c848ccfecf28d157573f6c64f0679236279205e7b51318a1ebedab626

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43adf9df64e88b05f26d1f0d11cf7126804202e3e9b514e4ab7866d25154b951",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-07-22T15:28:51Z",
    "title_canon_sha256": "c3b64b220937d676e6938a6f2b273e791da7bdfec2b44cbd7ce22f24cfec3bb6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.4541",
    "kind": "arxiv",
    "version": 1
  }
}