Pith Number

pith:ASYBQVWH

pith:2016:ASYBQVWHCCQGMBOGORKS3ICBXN

not attested not anchored not stored refs pending

Parameter-free superconvergent $H(\mathrm{div})$-conforming HDG methods for the Brinkman equations

Guosheng Fu, Weifeng Qiu, Yanyi Jin

arxiv:1607.07662 v2 · 2016-07-26 · 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{ASYBQVWHCCQGMBOGORKS3ICBXN}

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	2026-05-18T00:42:12.906589Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04b01856c710a06605c674552da041bb4437a7b1b53bcab51bb78bd54f043ad8

Aliases

arxiv: 1607.07662 · arxiv_version: 1607.07662v2 · doi: 10.48550/arxiv.1607.07662 · pith_short_12: ASYBQVWHCCQG · pith_short_16: ASYBQVWHCCQGMBOG · pith_short_8: ASYBQVWH

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/ASYBQVWHCCQGMBOGORKS3ICBXN \
  | 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: 04b01856c710a06605c674552da041bb4437a7b1b53bcab51bb78bd54f043ad8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d79aff584789dfb20ee0c05c09628d9b7825f38e38a8b4ed09cec0f224395067",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-07-26T12:21:09Z",
    "title_canon_sha256": "8e70049ea917b0e551353efe0845479ac017aa93fd152f4ab604f373333c3e19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.07662",
    "kind": "arxiv",
    "version": 2
  }
}