Pith Number

pith:C66JUAXL

pith:2017:C66JUAXL2HINKNI63TTPOFRPSB

not attested not anchored not stored refs pending

Formation of Massive, Dense Cores by Cloud-Cloud Collisions

Asao Habe, Elizabeth J. Tasker, Kazuhiro Shima, Ken Takahira

arxiv:1706.08656 v2 · 2017-06-27 · 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{C66JUAXL2HINKNI63TTPOFRPSB}

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	2026-05-18T00:23:23.246952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17bc9a02ebd1d0d5351edce6f7162f907eafab750e41091509ba956f6a0c1cc3

Aliases

arxiv: 1706.08656 · arxiv_version: 1706.08656v2 · doi: 10.48550/arxiv.1706.08656 · pith_short_12: C66JUAXL2HIN · pith_short_16: C66JUAXL2HINKNI6 · pith_short_8: C66JUAXL

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/C66JUAXL2HINKNI63TTPOFRPSB \
  | 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: 17bc9a02ebd1d0d5351edce6f7162f907eafab750e41091509ba956f6a0c1cc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24d5d09311b876718846aec158cc68c5441d9b2ff7e5ffc628efdfa7f7ae7234",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-27T03:18:49Z",
    "title_canon_sha256": "bd072a49b82a6d825d0302030b18d90c5ce94c3ee31c31d1909a728decc01987"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.08656",
    "kind": "arxiv",
    "version": 2
  }
}