Pith Number

pith:SIUL4CBG

pith:2018:SIUL4CBGCSLUAT3R27MZBES2ID

not attested not anchored not stored refs pending

Investigating the early evolution of planetary systems with ALMA and the Next Generation Very Large Array

Andrea Isella, Hui Li, Luca Ricci, Shang-Fei Liu

arxiv:1801.01223 v1 · 2018-01-04 · astro-ph.EP · 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{SIUL4CBGCSLUAT3R27MZBES2ID}

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	2026-05-18T00:23:27.932760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9228be08261497404f71d7d990925a40f6cc9fc19c6e0466344e252f0ba2d0ac

Aliases

arxiv: 1801.01223 · arxiv_version: 1801.01223v1 · doi: 10.48550/arxiv.1801.01223 · pith_short_12: SIUL4CBGCSLU · pith_short_16: SIUL4CBGCSLUAT3R · pith_short_8: SIUL4CBG

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/SIUL4CBGCSLUAT3R27MZBES2ID \
  | 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: 9228be08261497404f71d7d990925a40f6cc9fc19c6e0466344e252f0ba2d0ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0241e1445206f12b3a9e47ef0fca7ef857d6613a370e38e410d061e962be681",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-01-04T02:06:07Z",
    "title_canon_sha256": "ab8e863a4a29679092a42e251e84a5b9737d2c2e7ad52a07ce4152ceda2741fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01223",
    "kind": "arxiv",
    "version": 1
  }
}