Pith Number

pith:A6UJJUPM

pith:2018:A6UJJUPMY3G2NYHBHAFVDHDIXI

not attested not anchored not stored refs pending

Amanuensis: The Programmer's Apprentice

Catherine Wong, Lucy Wang, Marcus Gomez, Maurice Chiang, Michael Smith, Michelle Lam, Nate Gruver, Peter Lu, Rohun Saxena, Sophia Sanchez, Thomas Dean, Yousef Hindy

arxiv:1807.00082 v2 · 2018-06-29 · q-bio.NC · 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{A6UJJUPMY3G2NYHBHAFVDHDIXI}

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	2026-05-18T00:01:19.413495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07a894d1ecc6cda6e0e1380b519c68ba1ca73a229b01952a69b3e5e5852086b3

Aliases

arxiv: 1807.00082 · arxiv_version: 1807.00082v2 · doi: 10.48550/arxiv.1807.00082 · pith_short_12: A6UJJUPMY3G2 · pith_short_16: A6UJJUPMY3G2NYHB · pith_short_8: A6UJJUPM

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/A6UJJUPMY3G2NYHBHAFVDHDIXI \
  | 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: 07a894d1ecc6cda6e0e1380b519c68ba1ca73a229b01952a69b3e5e5852086b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59b9c39aa015789bd2755e8e2dcdccb575d50da68702bad98290ada990e8d509",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2018-06-29T22:59:08Z",
    "title_canon_sha256": "b26c9c8882af9d32cebf9d774a8ac121fe708cb16d19c02ccf9b632c8ce61641"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00082",
    "kind": "arxiv",
    "version": 2
  }
}