Pith Number

pith:IKZ76I53

pith:2015:IKZ76I53SPRR63EQ4XZCFNG5Z3

not attested not anchored not stored refs pending

Handling obstacles in pedestrian simulations: models and optimization

Daniele Peri, Emiliano Cristiani

arxiv:1512.08528 v2 · 2015-12-28 · math.OC · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IKZ76I53SPRR63EQ4XZCFNG5Z3}

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	2026-05-18T00:52:55.468387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42b3ff23bb93e31f6c90e5f222b4ddcee7a41c7376f0f7ad36d201d6a56f4bbd

Aliases

arxiv: 1512.08528 · arxiv_version: 1512.08528v2 · doi: 10.48550/arxiv.1512.08528 · pith_short_12: IKZ76I53SPRR · pith_short_16: IKZ76I53SPRR63EQ · pith_short_8: IKZ76I53

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/IKZ76I53SPRR63EQ4XZCFNG5Z3 \
  | 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: 42b3ff23bb93e31f6c90e5f222b4ddcee7a41c7376f0f7ad36d201d6a56f4bbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94cc53b36a2dcd4c1abdd639092f3faa9118cf411c0882f54363ece14ea37d81",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-12-28T21:05:54Z",
    "title_canon_sha256": "1d4cfe030a20bbb721286de4a9a00d0c0be9a620be3482915dc9cb1d46843177"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.08528",
    "kind": "arxiv",
    "version": 2
  }
}