Pith Number

pith:ZT5ZOUBM

pith:2019:ZT5ZOUBMT7T4IEBHK2CL5WZEHT

not attested not anchored not stored refs pending

Fragmentation and filaments at the onset of star and cluster formation: SABOCA 350 $\mu$m view of ATLASGAL selected massive clumps

Axel Weiss, Frederic Schuller, Friedrich Wyrowski, James S. Urquhart, Karl M. Menten, Timea Csengeri, Yuxin Lin

arxiv:1909.01011 v1 · 2019-09-03 · astro-ph.GA · 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{ZT5ZOUBMT7T4IEBHK2CL5WZEHT}

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	2026-07-05T00:15:40.423100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccfb97502c9fe7c410275684bedb243ce886cee19858f59c44eac5bb1cf62e15

Aliases

arxiv: 1909.01011 · arxiv_version: 1909.01011v1 · doi: 10.48550/arxiv.1909.01011 · pith_short_12: ZT5ZOUBMT7T4 · pith_short_16: ZT5ZOUBMT7T4IEBH · pith_short_8: ZT5ZOUBM

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/ZT5ZOUBMT7T4IEBHK2CL5WZEHT \
  | 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: ccfb97502c9fe7c410275684bedb243ce886cee19858f59c44eac5bb1cf62e15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2abb0ed7c0c23f9103b8aa2bc96361aed65aff753124ac64f1e1494ddcf4f21f",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-03T09:15:55Z",
    "title_canon_sha256": "bd74ab5e75e1fb1b72e81d1a6ca3b32680e626cb8c275446d5801878bfeb3dcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01011",
    "kind": "arxiv",
    "version": 1
  }
}