Pith Number

pith:E6F736JQ

pith:2021:E6F736JQQZIF2K5POTFNAFPMP7

not attested not anchored not stored refs pending

Onset of transient convection in a porous medium with an embedded low-permeability layer

(2) School of Mathematical Sciences, Australia), Complex Systems Research Centre, Coventry University, Emmanuel E. Luther (1), Michael C. Dallaston (2) ((1) Fluid, Queensland University of Technology, Ran Holtzman (1), Seyed M. Shariatipour (1), United Kingdom

arxiv:2109.12241 v1 · 2021-09-25 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E6F736JQQZIF2K5POTFNAFPMP7}

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	2026-07-05T03:17:18.062648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

278bfdf93086505d2baf74cad015ec7fc6853c8d7caf11069b5b8c62d3d69f07

Aliases

arxiv: 2109.12241 · arxiv_version: 2109.12241v1 · doi: 10.48550/arxiv.2109.12241 · pith_short_12: E6F736JQQZIF · pith_short_16: E6F736JQQZIF2K5P · pith_short_8: E6F736JQ

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/E6F736JQQZIF2K5POTFNAFPMP7 \
  | 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: 278bfdf93086505d2baf74cad015ec7fc6853c8d7caf11069b5b8c62d3d69f07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dc48c3ef3395addcb287e1fcbfc304b938d06bea508036ef212c4432e5dd8e2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2021-09-25T00:05:58Z",
    "title_canon_sha256": "64fb06440ae29c0eb4b3f29e1f90e78b4ac0dc263ea0c94687845529c72e8f08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.12241",
    "kind": "arxiv",
    "version": 1
  }
}