Pith Number

pith:KL5ZU53V

pith:2016:KL5ZU53VM4DTGSLQADATXDSINW

not attested not anchored not stored refs pending

Nonlinear hydrodynamical evolution of eccentric Keplerian discs in two dimensions: validation of secular theory

Adrian J. Barker, Gordon I. Ogilvie

arxiv:1603.02544 v1 · 2016-03-08 · astro-ph.EP · astro-ph.HE · astro-ph.SR · 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{KL5ZU53VM4DTGSLQADATXDSINW}

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	2026-05-18T01:18:28.701073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52fb9a7775670733497000c13b8e486da3ec8f9a697a91f91c70e33089a83813

Aliases

arxiv: 1603.02544 · arxiv_version: 1603.02544v1 · doi: 10.48550/arxiv.1603.02544 · pith_short_12: KL5ZU53VM4DT · pith_short_16: KL5ZU53VM4DTGSLQ · pith_short_8: KL5ZU53V

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/KL5ZU53VM4DTGSLQADATXDSINW \
  | 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: 52fb9a7775670733497000c13b8e486da3ec8f9a697a91f91c70e33089a83813

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d07914addec0db72bb082dd56cb65d296286a131fa287493d035dbf683b272aa",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-03-08T15:20:20Z",
    "title_canon_sha256": "ca926c3a115c4425db0227d3b6a5a46ba7e86e9217bf56f567b2934b1248ee41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02544",
    "kind": "arxiv",
    "version": 1
  }
}