Pith Number

pith:U4DBYMLF

pith:2015:U4DBYMLFFPUMR7KCGNNGLAVVCU

not attested not anchored not stored refs pending

ALMA resolves the spiraling accretion flow in the luminous OB cluster forming region G33.92+0.11

Carlos Rom\'an-Z\'u\~niga, Hauyu Baobab Liu, Huei-Ru Chen, Izaskun Jim\'enez-Serra, Qizhou Zhang, Roberto Galv\'an-Madrid, Zhiyun Li

arxiv:1505.04255 v1 · 2015-05-16 · 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{U4DBYMLFFPUMR7KCGNNGLAVVCU}

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	2026-05-18T02:07:25.958122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7061c31652be8c8fd42335a6582b51509d231272cccb3c9da53d9b6cb629c45

Aliases

arxiv: 1505.04255 · arxiv_version: 1505.04255v1 · doi: 10.48550/arxiv.1505.04255 · pith_short_12: U4DBYMLFFPUM · pith_short_16: U4DBYMLFFPUMR7KC · pith_short_8: U4DBYMLF

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/U4DBYMLFFPUMR7KCGNNGLAVVCU \
  | 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: a7061c31652be8c8fd42335a6582b51509d231272cccb3c9da53d9b6cb629c45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31966ca1b6bdb25733b908862e2e26cc9a5e585e4928ca406e336ae893187911",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-05-16T08:53:33Z",
    "title_canon_sha256": "728c3c8172710c1926e9034a260e9ff97b582518bae305c95dce24da518fc038"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04255",
    "kind": "arxiv",
    "version": 1
  }
}