Pith Number

pith:NVQXIFNJ

pith:2014:NVQXIFNJ27CPZBA6PCXTGR36C3

not attested not anchored not stored refs pending

Analysis of a Time Multigrid Algorithm for DG-Discretizations in Time

Martin J. Gander, Martin Neum\"uller

arxiv:1409.5254 v2 · 2014-09-18 · 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{NVQXIFNJ27CPZBA6PCXTGR36C3}

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	2026-05-18T02:41:18.272224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d617415a9d7c4fc841e78af33477e16f8b366b0c3c17ab8088aa6d287a0626a

Aliases

arxiv: 1409.5254 · arxiv_version: 1409.5254v2 · doi: 10.48550/arxiv.1409.5254 · pith_short_12: NVQXIFNJ27CP · pith_short_16: NVQXIFNJ27CPZBA6 · pith_short_8: NVQXIFNJ

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/NVQXIFNJ27CPZBA6PCXTGR36C3 \
  | 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: 6d617415a9d7c4fc841e78af33477e16f8b366b0c3c17ab8088aa6d287a0626a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5e66694587667633abd7749c6ccee9889c6510e98f49de510be6c939cd492b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-09-18T10:50:33Z",
    "title_canon_sha256": "683630754f392f47f9b10687f95ae288402e21297e2a7e6d2169bef564bd770e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5254",
    "kind": "arxiv",
    "version": 2
  }
}