Pith Number

pith:RKHUPOUT

pith:2016:RKHUPOUTVP4DBJIM4DXTMWS7BG

not attested not anchored not stored refs pending

Functional A Posteriori Error Control for Conforming Mixed Approximations of the Reaction-Convection-Diffusion Problem

Immanuel Anjam

arxiv:1601.05310 v2 · 2016-01-20 · 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{RKHUPOUTVP4DBJIM4DXTMWS7BG}

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	2026-05-18T01:08:25.963970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a8f47ba93abf830a50ce0ef365a5f09bab8ef9990863e7ed1c790967ef26022

Aliases

arxiv: 1601.05310 · arxiv_version: 1601.05310v2 · doi: 10.48550/arxiv.1601.05310 · pith_short_12: RKHUPOUTVP4D · pith_short_16: RKHUPOUTVP4DBJIM · pith_short_8: RKHUPOUT

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/RKHUPOUTVP4DBJIM4DXTMWS7BG \
  | 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: 8a8f47ba93abf830a50ce0ef365a5f09bab8ef9990863e7ed1c790967ef26022

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80f7dbf6af543228f6453b9373358d80cf8f2d957d1679c085dd7b5c7ba3274f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-01-20T15:46:38Z",
    "title_canon_sha256": "7122ae9a37adcfda2a37117b534a8a50cc76c5e805fcb0b82cce2b389e8b05de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05310",
    "kind": "arxiv",
    "version": 2
  }
}