Pith Number

pith:YDEACFCJ

pith:2026:YDEACFCJK5MDESOLGMDFFZHKJG

not attested not anchored not stored refs pending

Angular Momentum Evolution from Core to Disk Scales in the Early Phase of Star Formation: Constraints from HH 212, HH 211, and B335

Chin-Fei Lee

arxiv:2607.28056 v1 · 2026-07-30 · 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{YDEACFCJK5MDESOLGMDFFZHKJG}

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	2026-07-31T01:35:30.232828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

c0c801144957583249cb330652e4ea49b34fb89735ab19cb3b08d218640e0929

Aliases

arxiv: 2607.28056 · arxiv_version: 2607.28056v1 · doi: 10.48550/arxiv.2607.28056 · pith_short_12: YDEACFCJK5MD · pith_short_16: YDEACFCJK5MDESOL · pith_short_8: YDEACFCJ

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/YDEACFCJK5MDESOLGMDFFZHKJG \
  | 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: c0c801144957583249cb330652e4ea49b34fb89735ab19cb3b08d218640e0929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "008e0ee0c4254943fa936541bd9bb6d0aba9118ed1b5f693e4bb5a978f76dc04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-07-30T11:35:21Z",
    "title_canon_sha256": "72222ac0187abaf730fc7ed06c520502dc7cc1a7774ed5d07a61fee11e77dfa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28056",
    "kind": "arxiv",
    "version": 1
  }
}