Pith Number

pith:N6NXJKRK

pith:2009:N6NXJKRK4ZEFCBOIMUBGQNSZC2

not attested not anchored not stored refs pending

Positive Feedback Regulation Results in Spatial Clustering and Fast Spreading of Active Signaling Molecules on a Cell Membrane

Arup K. Chakraborty, Jayajit Das, Mehran Kardar

arxiv:0906.5280 v1 · 2009-06-29 · cond-mat.soft · physics.chem-ph · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N6NXJKRK4ZEFCBOIMUBGQNSZC2}

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	2026-05-18T02:13:12.010013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f9b74aa2ae6485105c8650268365916ba44a822596fbdffd8eaab411ec225c8

Aliases

arxiv: 0906.5280 · arxiv_version: 0906.5280v1 · doi: 10.48550/arxiv.0906.5280 · pith_short_12: N6NXJKRK4ZEF · pith_short_16: N6NXJKRK4ZEFCBOI · pith_short_8: N6NXJKRK

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/N6NXJKRK4ZEFCBOIMUBGQNSZC2 \
  | 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: 6f9b74aa2ae6485105c8650268365916ba44a822596fbdffd8eaab411ec225c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6044df1e81aaacf53fe238b017fbb75dd94f3a1752511a8f5af28cdf4dfffca",
    "cross_cats_sorted": [
      "physics.chem-ph",
      "q-bio.MN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2009-06-29T14:36:48Z",
    "title_canon_sha256": "9ed32f344724039363be803eadd56493bbb3bfec9d3c8210b054772571e27684"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.5280",
    "kind": "arxiv",
    "version": 1
  }
}