Pith Number

pith:PIGU2YY6

pith:2011:PIGU2YY6WSOGSX4XYINZ7IB3MJ

not attested not anchored not stored refs pending

Mechanisms for covalent immobilization of horseradish peroxi-dase on ion beam treated polyethylene

Alexey V. Kondyurin, David R. McKenzie, Jennifer M. R. Tilley, Marcela M.M. Bilek, Neil J. Nosworthy, Pourandokht Naseri

arxiv:1110.3125 v1 · 2011-10-14 · physics.chem-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PIGU2YY6WSOGSX4XYINZ7IB3MJ}

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	2026-05-18T04:10:57.990110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a0d4d631eb49c695f97c21b9fa03b6279fc291757813b77506762793bb623ab

Aliases

arxiv: 1110.3125 · arxiv_version: 1110.3125v1 · doi: 10.48550/arxiv.1110.3125 · pith_short_12: PIGU2YY6WSOG · pith_short_16: PIGU2YY6WSOGSX4X · pith_short_8: PIGU2YY6

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/PIGU2YY6WSOGSX4XYINZ7IB3MJ \
  | 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: 7a0d4d631eb49c695f97c21b9fa03b6279fc291757813b77506762793bb623ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18ae54d6b711a8a5c1572f01550d70de4fa1b7c31964243a7621f47de3f013bc",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2011-10-14T06:26:44Z",
    "title_canon_sha256": "18f3d5d9a09dc4b470b9988ae96ad9312bcf4fac6c945ca2dcf8933d135f653a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3125",
    "kind": "arxiv",
    "version": 1
  }
}