Pith Number

pith:PQ6WICJN

pith:2016:PQ6WICJN57ZSXRFNS5DWN2OAL3

not attested not anchored not stored refs pending

A positivity preserving convergent event based asynchronous PDE solver

Daniel Stone, Gabriel Lord

arxiv:1610.06800 v1 · 2016-10-21 · 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{PQ6WICJN57ZSXRFNS5DWN2OAL3}

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	2026-05-18T01:01:36.723625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c3d64092deff32bc4ad974766e9c05edec79962035f7419a2ec41f6c4e74272

Aliases

arxiv: 1610.06800 · arxiv_version: 1610.06800v1 · doi: 10.48550/arxiv.1610.06800 · pith_short_12: PQ6WICJN57ZS · pith_short_16: PQ6WICJN57ZSXRFN · pith_short_8: PQ6WICJN

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/PQ6WICJN57ZSXRFNS5DWN2OAL3 \
  | 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: 7c3d64092deff32bc4ad974766e9c05edec79962035f7419a2ec41f6c4e74272

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d673079cd3ce3916c1b1ef4ff1ffb4ce486756c60b70f943a22b0bd4124f7a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-10-21T14:21:23Z",
    "title_canon_sha256": "800a5b843b6409ad6cb0d0a7f702233b2da4ce55625495928bc28d203ffd79f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.06800",
    "kind": "arxiv",
    "version": 1
  }
}