Pith Number

pith:SS7DYS4U

pith:2025:SS7DYS4UQKMQNIDY4GN4WISGVX

not attested not anchored not stored refs pending

Analyzing Contact Patterns in Public Transportation Systems for Opportunistic Communication Services

Eduardo R. Manika, Emilio C. G. Wille, Joilson Alves Jr

arxiv:2506.02217 v1 · 2025-06-02 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SS7DYS4UQKMQNIDY4GN4WISGVX}

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	2026-07-05T11:14:34.607364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94be3c4b94829906a078e19bcb2246addf8d6ffbe5afd425b2444c95a7846ca5

Aliases

arxiv: 2506.02217 · arxiv_version: 2506.02217v1 · doi: 10.48550/arxiv.2506.02217 · pith_short_12: SS7DYS4UQKMQ · pith_short_16: SS7DYS4UQKMQNIDY · pith_short_8: SS7DYS4U

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/SS7DYS4UQKMQNIDY4GN4WISGVX \
  | 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: 94be3c4b94829906a078e19bcb2246addf8d6ffbe5afd425b2444c95a7846ca5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca3c6078566ade8a8dfed4259be0ecc5e7d8be4db3ea64cfc2b0e0438e555f57",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2025-06-02T20:00:31Z",
    "title_canon_sha256": "f05be91b0a0c7a96cb96d0f59179320cbef3ec21985a6883021c79ea4e92cc26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.02217",
    "kind": "arxiv",
    "version": 1
  }
}