Pith Number

pith:OGCLRXS4

pith:2015:OGCLRXS4IEFHWTIESYTO5PEC47

not attested not anchored not stored refs pending

Using coarse GPS data to quantify city-scale transportation system resilience to extreme events

Brian Donovan, Daniel B. Work

arxiv:1507.06011 v1 · 2015-07-21 · physics.soc-ph · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OGCLRXS4IEFHWTIESYTO5PEC47}

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	2026-05-18T00:18:54.331088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7184b8de5c410a7b4d049626eebc82e7fd224b7791ee1959a67079450479e762

Aliases

arxiv: 1507.06011 · arxiv_version: 1507.06011v1 · doi: 10.48550/arxiv.1507.06011 · pith_short_12: OGCLRXS4IEFH · pith_short_16: OGCLRXS4IEFHWTIE · pith_short_8: OGCLRXS4

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/OGCLRXS4IEFHWTIESYTO5PEC47 \
  | 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: 7184b8de5c410a7b4d049626eebc82e7fd224b7791ee1959a67079450479e762

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "637eccc01ca10e609debc4fdc5bb012ce21b329314c41df2259dc99f44d67b85",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-07-21T23:17:58Z",
    "title_canon_sha256": "51c76450eb38118032eedb55366c3acfe944076c1bf8f0f43596e321340d9589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06011",
    "kind": "arxiv",
    "version": 1
  }
}