Pith Number

pith:X5EG6NG4

pith:2011:X5EG6NG4SI3UMN64H6XTO4LV24

not attested not anchored not stored refs pending

Model of skyscraper evacuation with the use of space symmetry and fluid dynamic approximation

A. Kupczak, J. Malinowski, W. Sikora

arxiv:1108.3702 v1 · 2011-08-18 · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X5EG6NG4SI3UMN64H6XTO4LV24}

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	2026-05-18T04:15:07.631248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf486f34dc92374637dc3faf377175d72d6a34988dde2c68ccd8695fe87104cb

Aliases

arxiv: 1108.3702 · arxiv_version: 1108.3702v1 · doi: 10.48550/arxiv.1108.3702 · pith_short_12: X5EG6NG4SI3U · pith_short_16: X5EG6NG4SI3UMN64 · pith_short_8: X5EG6NG4

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/X5EG6NG4SI3UMN64H6XTO4LV24 \
  | 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: bf486f34dc92374637dc3faf377175d72d6a34988dde2c68ccd8695fe87104cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bbeaee46b3443ecfb1437430a6e3c9516c4dfd4f7e4a5815da83edaee5f075a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MA",
    "submitted_at": "2011-08-18T10:00:14Z",
    "title_canon_sha256": "943524a2285daf605e19ef2320b8e0bbce822a574ab16e28004b886df04ed4ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.3702",
    "kind": "arxiv",
    "version": 1
  }
}