Pith Number

pith:ORXC2A23

pith:2018:ORXC2A23QXJXGTLTWTQYMYVBVK

not attested not anchored not stored refs pending

Symplectic integration of PDEs using Clebsch variables

Benjamin K Tapley, Christian Offen, Robert I McLachlan

arxiv:1810.01627 v1 · 2018-10-03 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ORXC2A23QXJXGTLTWTQYMYVBVK}

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	2026-05-17T23:39:27.035655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

746e2d035b85d3734d73b4e18662a1aababe8f4879e26334122cd84dd4c922c7

Aliases

arxiv: 1810.01627 · arxiv_version: 1810.01627v1 · doi: 10.48550/arxiv.1810.01627 · pith_short_12: ORXC2A23QXJX · pith_short_16: ORXC2A23QXJXGTLT · pith_short_8: ORXC2A23

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/ORXC2A23QXJXGTLTWTQYMYVBVK \
  | 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: 746e2d035b85d3734d73b4e18662a1aababe8f4879e26334122cd84dd4c922c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "328e2fb16bdbb33bf16ef22a5bb3ee1493b6d8ac9d77f8684eb542e40f88c40a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-10-03T08:21:47Z",
    "title_canon_sha256": "9fff7b432d0620ba19f97cdc973c7ff600b8ca5cbbed3309739df24bded5f564"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.01627",
    "kind": "arxiv",
    "version": 1
  }
}