Pith Number

pith:L6E2FEND

pith:2021:L6E2FENDWQWPCYFWYHPEHUGSO2

not attested not anchored not stored refs pending

The formation history of the Milky Way disc with high-resolution cosmological simulations

A. Spagna, G. Murante, M. Giammaria, M. G. Lattanzi, M. Valentini, P. Re Fiorentin

arxiv:2102.02652 v1 · 2021-02-04 · 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{L6E2FENDWQWPCYFWYHPEHUGSO2}

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	2026-07-05T02:12:50.494520Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f89a291a3b42cf160b6c1de43d0d2768df8c9d8a9cacbfc137268cddd6fe502

Aliases

arxiv: 2102.02652 · arxiv_version: 2102.02652v1 · doi: 10.48550/arxiv.2102.02652 · pith_short_12: L6E2FENDWQWP · pith_short_16: L6E2FENDWQWPCYFW · pith_short_8: L6E2FEND

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/L6E2FENDWQWPCYFWYHPEHUGSO2 \
  | 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: 5f89a291a3b42cf160b6c1de43d0d2768df8c9d8a9cacbfc137268cddd6fe502

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0618d918be6b446a4b653aa95bab9274891305a34a0511a8faef7100d58ec8d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-02-04T14:47:34Z",
    "title_canon_sha256": "edb72cc4f57b5d066d7dcccbf1a2242dbf270ca79267eba415d5e6f5488e4f19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.02652",
    "kind": "arxiv",
    "version": 1
  }
}