Pith Number

pith:UPMFTN46

pith:2016:UPMFTN46TIBZB5ZWDTOSBOTVQL

not attested not anchored not stored refs pending

Information Flow in Logical Environments

Robert E. Kent

arxiv:1603.03475 v1 · 2016-03-10 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UPMFTN46TIBZB5ZWDTOSBOTVQL}

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	2026-05-18T01:19:15.520685Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3d859b79e9a0390f7361cdd20ba7582ce3186c5d1cd7b136cc09faba2a69f04

Aliases

arxiv: 1603.03475 · arxiv_version: 1603.03475v1 · doi: 10.48550/arxiv.1603.03475 · pith_short_12: UPMFTN46TIBZ · pith_short_16: UPMFTN46TIBZB5ZW · pith_short_8: UPMFTN46

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/UPMFTN46TIBZB5ZWDTOSBOTVQL \
  | 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: a3d859b79e9a0390f7361cdd20ba7582ce3186c5d1cd7b136cc09faba2a69f04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c62728407e16468e123267f117017e9021feb14d47300dfcc61ea994782aeb4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-03-10T22:12:34Z",
    "title_canon_sha256": "ba51ff8ad82ade7f9019821468be9e0ab08c9f2898a0f8bfefab59d1ae00d85a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03475",
    "kind": "arxiv",
    "version": 1
  }
}