Pith Number

pith:EBPMZUE7

pith:2017:EBPMZUE74SYWHWMRRM5W5GCEUI

not attested not anchored not stored refs pending

A Fast Distributed Data-Assimilation Algorithm for Divergence-Free Advection

Sergiy Zhuk, Tigran Tchrakian

arxiv:1707.07316 v2 · 2017-07-23 · 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{EBPMZUE74SYWHWMRRM5W5GCEUI}

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	2026-05-18T00:10:24.395957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

205eccd09fe4b163d9918b3b6e9844a223f882b4e7ecc056f23a3f16b727354e

Aliases

arxiv: 1707.07316 · arxiv_version: 1707.07316v2 · doi: 10.48550/arxiv.1707.07316 · pith_short_12: EBPMZUE74SYW · pith_short_16: EBPMZUE74SYWHWMR · pith_short_8: EBPMZUE7

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/EBPMZUE74SYWHWMRRM5W5GCEUI \
  | 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: 205eccd09fe4b163d9918b3b6e9844a223f882b4e7ecc056f23a3f16b727354e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b541eceff64b7c7621ea112e72439de7b69fac8046e3d94de9a379e2c5854bb3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-07-23T15:38:02Z",
    "title_canon_sha256": "c5e638d799dcd27ddb2fbfc39ac78c405cca9506c361962a35ff1e149c408781"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07316",
    "kind": "arxiv",
    "version": 2
  }
}