Pith Number

pith:DZY72NEY

pith:2018:DZY72NEYUDIB2FOR4PPW2YFVJU

not attested not anchored not stored refs pending

Star formation activity and the spatial distribution and mass segregation of dense cores in the early phases of star formation

Sami Dib, Thomas Henning

arxiv:1808.07057 v2 · 2018-08-21 · 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{DZY72NEYUDIB2FOR4PPW2YFVJU}

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	2026-07-05T00:05:05.053521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e71fd3498a0d01d15d1e3df6d60b54d1405e5a82e2d8252a14ea22d46ac8057

Aliases

arxiv: 1808.07057 · arxiv_version: 1808.07057v2 · doi: 10.48550/arxiv.1808.07057 · pith_short_12: DZY72NEYUDIB · pith_short_16: DZY72NEYUDIB2FOR · pith_short_8: DZY72NEY

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/DZY72NEYUDIB2FOR4PPW2YFVJU \
  | 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: 1e71fd3498a0d01d15d1e3df6d60b54d1405e5a82e2d8252a14ea22d46ac8057

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7b6bf2a83bb1e88c11044e1284ffe1b368290a42bd4526034b4499d6f4a8f34",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-21T18:00:01Z",
    "title_canon_sha256": "2f4759213a8cf473e6eac7ece33d3bf44b12361391e4207ff5d0218126f35efc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.07057",
    "kind": "arxiv",
    "version": 2
  }
}