Pith Number

pith:MGXQ3SVC

pith:2019:MGXQ3SVCAO4OVLAPID5W46C2LU

not attested not anchored not stored refs pending

Organic complexity in protostellar disk candidates

Christian Brinch, Elizabeth Artur de la Villarmois, Jennifer B. Bergner, Jes K. Jorgensen, Karin I. Oberg, Rafael Martin-Domenech

arxiv:1907.07791 v1 · 2019-07-17 · 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{MGXQ3SVCAO4OVLAPID5W46C2LU}

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	2026-05-17T23:40:16.308391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61af0dcaa203b8eaac0f40fb6e785a5d1334670bdae26057974984a725f3f649

Aliases

arxiv: 1907.07791 · arxiv_version: 1907.07791v1 · doi: 10.48550/arxiv.1907.07791 · pith_short_12: MGXQ3SVCAO4O · pith_short_16: MGXQ3SVCAO4OVLAP · pith_short_8: MGXQ3SVC

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/MGXQ3SVCAO4OVLAPID5W46C2LU \
  | 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: 61af0dcaa203b8eaac0f40fb6e785a5d1334670bdae26057974984a725f3f649

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d98d661f65bede32a08ae4ab803e536aaffe3c5537c2da11f1ae1578ed4fd7fb",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-07-17T22:05:16Z",
    "title_canon_sha256": "2cabffea715bf419aadc269ae5708408fd791aea397b448c021a97e9c269e8ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.07791",
    "kind": "arxiv",
    "version": 1
  }
}