Pith Number

pith:UV3IDSEE

pith:2021:UV3IDSEETRXIMY3OKVJNDIVRAU

not attested not anchored not stored refs pending

IoT to monitor people flow in areas of public interest

Alex Bordini, Damiano Perri, Marco Simonetti, Osvaldo Gervasi, Simone Cimarelli

arxiv:2111.04465 v1 · 2021-11-03 · cs.CY · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UV3IDSEETRXIMY3OKVJNDIVRAU}

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	2026-07-05T03:30:00.454874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a57681c8849c6e86636e5552d1a2b1052a03207e8199940bb8b7fab3cdc6b84e

Aliases

arxiv: 2111.04465 · arxiv_version: 2111.04465v1 · doi: 10.48550/arxiv.2111.04465 · pith_short_12: UV3IDSEETRXI · pith_short_16: UV3IDSEETRXIMY3O · pith_short_8: UV3IDSEE

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/UV3IDSEETRXIMY3OKVJNDIVRAU \
  | 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: a57681c8849c6e86636e5552d1a2b1052a03207e8199940bb8b7fab3cdc6b84e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cb273c17ccf800be9d1cf7867108d6e457e217a3395a1d0b1e9fd9116d73c2c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2021-11-03T01:53:49Z",
    "title_canon_sha256": "4d97cb0d3092a26decaf20ff9e380d33b61ee455708ec91a9736eebf0228e008"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.04465",
    "kind": "arxiv",
    "version": 1
  }
}