Pith Number

pith:DMOY7BAZ

pith:2018:DMOY7BAZDFUSHGWP3RXBYQ2AOG

not attested not anchored not stored refs pending

Graduality from Embedding-projection Pairs (Extended Version)

Amal Ahmed, Max S. New

arxiv:1807.02786 v1 · 2018-07-08 · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DMOY7BAZDFUSHGWP3RXBYQ2AOG}

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	2026-05-18T00:11:13.705062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b1d8f84191969239acfdc6e1c434071bdef4ca62ffc3a6aad07e6ff280778e6

Aliases

arxiv: 1807.02786 · arxiv_version: 1807.02786v1 · doi: 10.48550/arxiv.1807.02786 · pith_short_12: DMOY7BAZDFUS · pith_short_16: DMOY7BAZDFUSHGWP · pith_short_8: DMOY7BAZ

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/DMOY7BAZDFUSHGWP3RXBYQ2AOG \
  | 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: 1b1d8f84191969239acfdc6e1c434071bdef4ca62ffc3a6aad07e6ff280778e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ea3bd2511e11530bc50eb819590a6c421cc2c1f08d9908bbd066ce9d5dee1bf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2018-07-08T09:14:38Z",
    "title_canon_sha256": "b1eaae2c4621310d1fce9e5d60328209b1801a9543431123e57e7a114e58a9af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02786",
    "kind": "arxiv",
    "version": 1
  }
}