Pith Number

pith:M7NHMYWQ

pith:2018:M7NHMYWQ66BP6YUGKMOQC57QX3

not attested not anchored not stored refs pending

Modeling Circumstellar Disc Fragmentation and Episodic Protostellar Accretion with Smoothed Particle Hydrodynamics in Cell

Nikolay V. Snytnikov, Olga P. Stoyanovskaya, Valeriy N. Snytnikov

arxiv:1809.01310 v1 · 2018-09-05 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M7NHMYWQ66BP6YUGKMOQC57QX3}

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	2026-05-18T00:06:28.062573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67da7662d0f782ff6286531d0177f0beef97f34bf94e6c1d490515f1f84b4cae

Aliases

arxiv: 1809.01310 · arxiv_version: 1809.01310v1 · doi: 10.48550/arxiv.1809.01310 · pith_short_12: M7NHMYWQ66BP · pith_short_16: M7NHMYWQ66BP6YUG · pith_short_8: M7NHMYWQ

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/M7NHMYWQ66BP6YUGKMOQC57QX3 \
  | 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: 67da7662d0f782ff6286531d0177f0beef97f34bf94e6c1d490515f1f84b4cae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "246ef3dbe4b19c59968eb912cf11a60110e1f5c3f830a434218bedee35f5304a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-09-05T03:46:12Z",
    "title_canon_sha256": "70bcad06b1f8dfe1924cd6e86958fd5308c6f6237f26571714b560e66a72e5e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01310",
    "kind": "arxiv",
    "version": 1
  }
}