Pith Number

pith:DPREZJTQ

pith:2019:DPREZJTQLP6F7AIRVEWJJBKE74

not attested not anchored not stored refs pending

Do evolved stars in the LMC show dual dust chemistry?

D. A. Garc\'ia-Hern\'andez, E. Marini, E. Villaver, F. Dell'Agli, M. A. T. Groenewegen, P. Ventura, S. Puccetti

arxiv:1907.02459 v2 · 2019-07-04 · astro-ph.SR · 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{DPREZJTQLP6F7AIRVEWJJBKE74}

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	2026-05-17T23:40:23.061219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1be24ca6705bfc5f8111a92c948544ff25e94be236649ad1dbb71d011c67b124

Aliases

arxiv: 1907.02459 · arxiv_version: 1907.02459v2 · doi: 10.48550/arxiv.1907.02459 · pith_short_12: DPREZJTQLP6F · pith_short_16: DPREZJTQLP6F7AIR · pith_short_8: DPREZJTQ

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/DPREZJTQLP6F7AIRVEWJJBKE74 \
  | 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: 1be24ca6705bfc5f8111a92c948544ff25e94be236649ad1dbb71d011c67b124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d813ee20f18195f25e17b453b03cdc6a7e5a95132661e08ec3f7818d908d1b6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-07-04T15:31:57Z",
    "title_canon_sha256": "0bc48735ad5df841475ba212adcf7aa57cc76ffc873ffab1fddcc7aff0b3d00c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02459",
    "kind": "arxiv",
    "version": 2
  }
}