Pith Number

pith:YDLOGMUV

pith:2011:YDLOGMUVVUMBQQTFQHZVVXMSHN

not attested not anchored not stored refs pending

Relaxation of protostellar accretion shocks using the smoothed particle hydrodynamics

Mohsen Nejad-Asghar

arxiv:1102.2505 v1 · 2011-02-12 · 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{YDLOGMUVVUMBQQTFQHZVVXMSHN}

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	2026-05-18T02:03:11.764239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0d6e33295ad1818426581f35add923b4f4fc3242eb9fcea11e763fd2d8c1fe0

Aliases

arxiv: 1102.2505 · arxiv_version: 1102.2505v1 · doi: 10.48550/arxiv.1102.2505 · pith_short_12: YDLOGMUVVUMB · pith_short_16: YDLOGMUVVUMBQQTF · pith_short_8: YDLOGMUV

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/YDLOGMUVVUMBQQTFQHZVVXMSHN \
  | 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: c0d6e33295ad1818426581f35add923b4f4fc3242eb9fcea11e763fd2d8c1fe0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87b172a4576ca9127f27e383322c9c25bc3cdab132ae42a436d627fdcc84c3a4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-02-12T12:28:32Z",
    "title_canon_sha256": "52064bd2ef0fc9bbc0f864721ecd186e01851fb6d11ab9bde7df9a29d23e5ec5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2505",
    "kind": "arxiv",
    "version": 1
  }
}