Pith Number

pith:QSE4WU4O

pith:2018:QSE4WU4OROLZLFSMB7LDNKPDGH

not attested not anchored not stored refs pending

Multidevice mobile sessions: A first look

Benjamin Finley, Tapio Soikkeli

arxiv:1809.03920 v1 · 2018-09-11 · 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{QSE4WU4OROLZLFSMB7LDNKPDGH}

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	2026-05-18T00:05:57.757890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8489cb538e8b9795964c0fd636a9e331d2c38f39ac0718952e16dad340bffdab

Aliases

arxiv: 1809.03920 · arxiv_version: 1809.03920v1 · doi: 10.48550/arxiv.1809.03920 · pith_short_12: QSE4WU4OROLZ · pith_short_16: QSE4WU4OROLZLFSM · pith_short_8: QSE4WU4O

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/QSE4WU4OROLZLFSMB7LDNKPDGH \
  | 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: 8489cb538e8b9795964c0fd636a9e331d2c38f39ac0718952e16dad340bffdab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b317ce6bd22aa846e694d66fe879d7134ed7a196cb5aa0a7e2815f14e545e0fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2018-09-11T14:22:25Z",
    "title_canon_sha256": "1bce5f4696c56faedc537c500c33fcfceeec8932fdfe990af52d57efd9b2ce37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.03920",
    "kind": "arxiv",
    "version": 1
  }
}