Pith Number

pith:4VZGXNSZ

pith:2015:4VZGXNSZDS3K7CNH4R3LPDV5LS

not attested not anchored not stored refs pending

On the stability of DPG formulations of transport equations

D. Broersen, R.P. Stevenson, W. Dahmen

arxiv:1510.02646 v1 · 2015-10-09 · 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{4VZGXNSZDS3K7CNH4R3LPDV5LS}

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	2026-05-18T01:30:41.831987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5726bb6591cb6af89a7e476b78ebd5cae31784f355fc94028a7c4dd6838317c

Aliases

arxiv: 1510.02646 · arxiv_version: 1510.02646v1 · doi: 10.48550/arxiv.1510.02646 · pith_short_12: 4VZGXNSZDS3K · pith_short_16: 4VZGXNSZDS3K7CNH · pith_short_8: 4VZGXNSZ

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/4VZGXNSZDS3K7CNH4R3LPDV5LS \
  | 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: e5726bb6591cb6af89a7e476b78ebd5cae31784f355fc94028a7c4dd6838317c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f95947c42c40c0a1ee630416d5f8570bc34cf4943777b6ad3f51c048eadd46d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-10-09T12:13:18Z",
    "title_canon_sha256": "a9979a8b52c72acbb7c05300c6f3cf1b792f71d5139bbfc06cc2fbf71f9f1e80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02646",
    "kind": "arxiv",
    "version": 1
  }
}