Pith Number

pith:DJXASIBZ

pith:2019:DJXASIBZBIBXJTSAAQCGXMPT65

not attested not anchored not stored refs pending

CityScopeAR: Urban Design and Crowdsourced Engagement Platform

Ariel Noyman, Kent Larson, Yasushi Sakai

arxiv:1907.08586 v1 · 2019-07-19 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DJXASIBZBIBXJTSAAQCGXMPT65}

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	2026-05-17T23:40:09.356561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a6e0920390a0374ce4004046bb1f3f77ee1850ec88f4c706e823706b9417334

Aliases

arxiv: 1907.08586 · arxiv_version: 1907.08586v1 · doi: 10.48550/arxiv.1907.08586 · pith_short_12: DJXASIBZBIBX · pith_short_16: DJXASIBZBIBXJTSA · pith_short_8: DJXASIBZ

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/DJXASIBZBIBXJTSAAQCGXMPT65 \
  | 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: 1a6e0920390a0374ce4004046bb1f3f77ee1850ec88f4c706e823706b9417334

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9b34cf32a7d95f5611805d50e7a2e8581b09667a1e62753bb69dc478cf65281e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2019-07-19T17:30:26Z",
    "title_canon_sha256": "8b70aef5d8feeb8d61408b4acb3dbb5c53d29b5ee0b260ea23a23c61ebdcde07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.08586",
    "kind": "arxiv",
    "version": 1
  }
}