Pith Number

pith:RWAH6SC6

pith:2016:RWAH6SC6LRQFFEXWGU66UKZUBK

not attested not anchored not stored refs pending

jInv -- a flexible Julia package for PDE parameter estimation

Eldad Haber, Eran Treister, Lars Ruthotto

arxiv:1606.07399 v2 · 2016-06-23 · cs.MS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RWAH6SC6LRQFFEXWGU66UKZUBK}

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	2026-05-18T00:55:00.123524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8d807f485e5c605292f6353dea2b340aa87ff3faad9f059219bc697d59f0b251

Aliases

arxiv: 1606.07399 · arxiv_version: 1606.07399v2 · doi: 10.48550/arxiv.1606.07399 · pith_short_12: RWAH6SC6LRQF · pith_short_16: RWAH6SC6LRQFFEXW · pith_short_8: RWAH6SC6

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/RWAH6SC6LRQFFEXWGU66UKZUBK \
  | 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: 8d807f485e5c605292f6353dea2b340aa87ff3faad9f059219bc697d59f0b251

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1cc0eb01ae71cc007af512b873452b8b23036308aaf00d9f570d91c63babef38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2016-06-23T18:37:41Z",
    "title_canon_sha256": "399e381a78a5544e53fb0c47028a1916a4a5221fb8858bbcb2d9594502e3e9e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.07399",
    "kind": "arxiv",
    "version": 2
  }
}