Pith Number

pith:INFN6NOJ

pith:2010:INFN6NOJSSXLEJ3RFQ3YPQD55C

not attested not anchored not stored refs pending

The dilution peak, metallicity evolution, and dating of galaxy interactions and mergers

B. Semelin, F. Combes, M. D. Lehnert, M. Montuori, P. Di Matteo

arxiv:1003.1374 v2 · 2010-03-06 · astro-ph.CO

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

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	2026-05-18T02:08:45.457434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

434adf35c994aeb227712c3787c07de88ee17dc913c31c0c747ff55fe985ebf9

Aliases

arxiv: 1003.1374 · arxiv_version: 1003.1374v2 · doi: 10.48550/arxiv.1003.1374 · pith_short_12: INFN6NOJSSXL · pith_short_16: INFN6NOJSSXLEJ3R · pith_short_8: INFN6NOJ

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/INFN6NOJSSXLEJ3RFQ3YPQD55C \
  | 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: 434adf35c994aeb227712c3787c07de88ee17dc913c31c0c747ff55fe985ebf9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1adf39aff9218390f92666b929552938239f2f035c9c7e144c629d7fc35760dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-06T11:09:54Z",
    "title_canon_sha256": "76b95f7c1c546a19d6df172c58cfea0d1e3bdeb95351f63132878062b03146a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1374",
    "kind": "arxiv",
    "version": 2
  }
}