Pith Number

pith:NV3DUBFZ

pith:2016:NV3DUBFZELIQTJVKRXP6VG5WNA

not attested not anchored not stored refs pending

Feedback in Clouds II: UV Photoionisation and the first supernova in a massive cloud

Joakim Rosdahl, Pascal Tremblin, Patrick Hennebelle, Sam Geen

arxiv:1607.05487 v1 · 2016-07-19 · 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{NV3DUBFZELIQTJVKRXP6VG5WNA}

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	2026-05-18T01:04:18.087685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d763a04b922d109a6aa8ddfea9bb6683a3486f113a62de9ef7275daf84efc4e

Aliases

arxiv: 1607.05487 · arxiv_version: 1607.05487v1 · doi: 10.48550/arxiv.1607.05487 · pith_short_12: NV3DUBFZELIQ · pith_short_16: NV3DUBFZELIQTJVK · pith_short_8: NV3DUBFZ

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/NV3DUBFZELIQTJVKRXP6VG5WNA \
  | 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: 6d763a04b922d109a6aa8ddfea9bb6683a3486f113a62de9ef7275daf84efc4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3d3f9f9cb49e5d2fd934fd3f13c88d94fdbf1c0e9cd0031f1876712eb6aa4b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-07-19T09:36:04Z",
    "title_canon_sha256": "fa07bf3ce5fce17f8bdde11da09d5f39731a5fe64944a9481ba32cb3025f1d27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05487",
    "kind": "arxiv",
    "version": 1
  }
}