Pith Number

pith:7BKFPIFC

pith:2018:7BKFPIFCD7GU7HSXY2COJYUCHH

not attested not anchored not stored refs pending

Uploading Brain into Computer: Whom to Upload First?

Kelly Morris, Roman V. Yampolskiy, Yana B. Feygin

arxiv:1811.03009 v1 · 2018-10-27 · cs.CY · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7BKFPIFCD7GU7HSXY2COJYUCHH}

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	2026-05-18T00:01:20.171944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f85457a0a21fcd4f9e57c684e4e28239e42a546197b1f518dd490b51b1695124

Aliases

arxiv: 1811.03009 · arxiv_version: 1811.03009v1 · doi: 10.48550/arxiv.1811.03009 · pith_short_12: 7BKFPIFCD7GU · pith_short_16: 7BKFPIFCD7GU7HSX · pith_short_8: 7BKFPIFC

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/7BKFPIFCD7GU7HSXY2COJYUCHH \
  | 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: f85457a0a21fcd4f9e57c684e4e28239e42a546197b1f518dd490b51b1695124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ef1a0a08dfb3f21f13b1b8f599537f23ec91f179c941b2d1ffc99d9eaf5e836",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-10-27T19:57:47Z",
    "title_canon_sha256": "1402e821c49651f737048d82322124f652af76b9237d71dd74b3a6188bea564a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03009",
    "kind": "arxiv",
    "version": 1
  }
}