Pith Number

pith:UL46L765

pith:2026:UL46L7656ORHE32DUB67GBBT6M

not attested not anchored not stored refs pending

The Steel Scrap Age: Bridging the Quality Gap through Structural Supply Chain Reorganization

Jaber Fooladi, Peter Klimek

arxiv:2605.28178 v1 · 2026-05-27 · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UL46L7656ORHE32DUB67GBBT6M}

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	2026-05-28T01:05:01.375450Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2f9e5ffddf3a2726f43a07df30433f30522aecda6491e744d19c890b2796eb6

Aliases

arxiv: 2605.28178 · arxiv_version: 2605.28178v1 · doi: 10.48550/arxiv.2605.28178 · pith_short_12: UL46L7656ORH · pith_short_16: UL46L7656ORHE32D · pith_short_8: UL46L765

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/UL46L7656ORHE32DUB67GBBT6M \
  | 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: a2f9e5ffddf3a2726f43a07df30433f30522aecda6491e744d19c890b2796eb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f6e8833d86ae0f5c71922ff05ae6397b50b7de0418cd61afe16be8647b1ea81",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2026-05-27T09:00:04Z",
    "title_canon_sha256": "5f48147e5aca08eb670b054505f2edcc21df37ceb2a33cb14e3c704de0a732c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28178",
    "kind": "arxiv",
    "version": 1
  }
}