Pith Number

pith:IPGNDYL5

pith:2018:IPGNDYL52YVU53ROSRM4OLA6PH

not attested not anchored not stored refs pending

On subgrid multiscale stabilized finite element method for advection-diffusion-reaction equation with variable coefficients

B.V. Rathish Kumar, Manisha Chowdhury

arxiv:1812.06316 v1 · 2018-12-15 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPGNDYL52YVU53ROSRM4OLA6PH}

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	2026-05-17T23:58:10.571228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43ccd1e17dd62b4eee2e9459c72c1e79fbbcdb0632d72bfc15d2f4182f7812d8

Aliases

arxiv: 1812.06316 · arxiv_version: 1812.06316v1 · doi: 10.48550/arxiv.1812.06316 · pith_short_12: IPGNDYL52YVU · pith_short_16: IPGNDYL52YVU53RO · pith_short_8: IPGNDYL5

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/IPGNDYL52YVU53ROSRM4OLA6PH \
  | 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: 43ccd1e17dd62b4eee2e9459c72c1e79fbbcdb0632d72bfc15d2f4182f7812d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "367c7bebe2389574b11de165a4a7982f5a9915e2db39420b2043b391473fda2b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-12-15T16:27:45Z",
    "title_canon_sha256": "49d3e6ce0b8fc43670a4ccde1a1caa2c7fc282547e0a854571d1cab0d9f2fc2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.06316",
    "kind": "arxiv",
    "version": 1
  }
}