Pith Number

pith:PJHOURFN

pith:2021:PJHOURFNFV566RMKX7DML73MSR

not attested not anchored not stored refs pending

A safety factor approach to designing urban infrastructure for dynamic conditions

Ben Seiyon Lee, Klaus Keller, Robert E. Nicholas, Sanjib Sharma

arxiv:2102.04496 v4 · 2021-02-08 · stat.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{PJHOURFNFV566RMKX7DML73MSR}

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	2026-07-05T03:46:44.029587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a4eea44ad2d7bef458abfc6c5ff6c944db6ef1aaade18f48926194324d9fda8

Aliases

arxiv: 2102.04496 · arxiv_version: 2102.04496v4 · doi: 10.48550/arxiv.2102.04496 · pith_short_12: PJHOURFNFV56 · pith_short_16: PJHOURFNFV566RMK · pith_short_8: PJHOURFN

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/PJHOURFNFV566RMKX7DML73MSR \
  | 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: 7a4eea44ad2d7bef458abfc6c5ff6c944db6ef1aaade18f48926194324d9fda8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c206742a0840e5eb80bb1076698f743450c9878d2779ff630c95735f8a6e6933",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2021-02-08T19:35:25Z",
    "title_canon_sha256": "8c7dd9286b5974759311af45c499d8da1c227f5569ef389d7ec7f89db0552557"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.04496",
    "kind": "arxiv",
    "version": 4
  }
}