Pith Number

pith:PWALBRH7

pith:2015:PWALBRH7OL7W2PKYCPIF6LFRMB

not attested not anchored not stored refs pending

On the vertical-shear instability in astrophysical discs

Adrian J. Barker, Henrik N. Latter

arxiv:1503.06953 v1 · 2015-03-24 · astro-ph.SR · astro-ph.EP · astro-ph.HE · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWALBRH7OL7W2PKYCPIF6LFRMB}

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	2026-05-18T01:40:50.008460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d80b0c4ff72ff6d3d5813d05f2cb160779f76131cca6fbba45d39b532044131

Aliases

arxiv: 1503.06953 · arxiv_version: 1503.06953v1 · doi: 10.48550/arxiv.1503.06953 · pith_short_12: PWALBRH7OL7W · pith_short_16: PWALBRH7OL7W2PKY · pith_short_8: PWALBRH7

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/PWALBRH7OL7W2PKYCPIF6LFRMB \
  | 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: 7d80b0c4ff72ff6d3d5813d05f2cb160779f76131cca6fbba45d39b532044131

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06547229cc8a4ac28a94508bfb375b8c98d6e4d30a19b45eeb2451f6b507c0cb",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.HE",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-24T08:59:45Z",
    "title_canon_sha256": "ca844747271d3a145f22e4197f7f63eec229cdbdb1fb1ab15814abf4c87aa528"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06953",
    "kind": "arxiv",
    "version": 1
  }
}