Pith Number

pith:QIU7SDTA

pith:2021:QIU7SDTAEOSBAZ6ZGDG4TWH6JM

not attested not anchored not stored refs pending

Temporal Reachability Minimization: Delaying vs. Deleting

Hendrik Molter, Malte Renken, Philipp Zschoche

arxiv:2102.10814 v2 · 2021-02-22 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QIU7SDTAEOSBAZ6ZGDG4TWH6JM}

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	2026-07-05T02:59:15.497690Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8229f90e6023a41067d930cdc9d8fe4b24552d553b67e87ce29a2d85fd708e37

Aliases

arxiv: 2102.10814 · arxiv_version: 2102.10814v2 · doi: 10.48550/arxiv.2102.10814 · pith_short_12: QIU7SDTAEOSB · pith_short_16: QIU7SDTAEOSBAZ6Z · pith_short_8: QIU7SDTA

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/QIU7SDTAEOSBAZ6ZGDG4TWH6JM \
  | 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: 8229f90e6023a41067d930cdc9d8fe4b24552d553b67e87ce29a2d85fd708e37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21c6874212e26cf0641a6634b2e174dfc0745091985572a15386cb87f6cb3bb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2021-02-22T07:50:36Z",
    "title_canon_sha256": "4006edc6ea24fcb688fba1ec2543926c87dd1b80504407b7c32933e07788c782"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.10814",
    "kind": "arxiv",
    "version": 2
  }
}