Pith Number

pith:PRNB632M

pith:2019:PRNB632MAUS6NSEY64FHV35MMY

not attested not anchored not stored refs pending

Mirroring to Build Trust in Digital Assistants

Barry-John Theobald, Garrett Weinberg, Ing-Marie Jonsson, Katherine Metcalf, Nicholas Apostoloff, Robert Lee, Russ Webb

arxiv:1904.01664 v1 · 2019-04-02 · cs.HC · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PRNB632MAUS6NSEY64FHV35MMY}

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	2026-05-17T23:49:30.293501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c5a1f6f4c0525e6c898f70a7aefac663a258e1511b6f95863e768a96daee0a5

Aliases

arxiv: 1904.01664 · arxiv_version: 1904.01664v1 · doi: 10.48550/arxiv.1904.01664 · pith_short_12: PRNB632MAUS6 · pith_short_16: PRNB632MAUS6NSEY · pith_short_8: PRNB632M

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/PRNB632MAUS6NSEY64FHV35MMY \
  | 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: 7c5a1f6f4c0525e6c898f70a7aefac663a258e1511b6f95863e768a96daee0a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "014c5dba6bf42c3844ba0eb9b7a2dd3b94c74aedcad8af089ffe4d817271c5d8",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2019-04-02T20:51:27Z",
    "title_canon_sha256": "83491435f462c6f91f062dc693f02afc092d4d9cd3867de0d0c71ae435c4c84c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01664",
    "kind": "arxiv",
    "version": 1
  }
}