Pith Number

pith:X2L5IMDV

pith:2026:X2L5IMDVPM5RP43OTHF3V2RUXP

not attested not anchored not stored refs pending

Odyssey: Constructing Verifiable Local Truth-Preserving Foundation Models

Sridhar Mahadevan

arxiv:2606.27593 v1 · 2026-06-25 · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X2L5IMDVPM5RP43OTHF3V2RUXP}

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	2026-06-29T00:14:11.032406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be97d430757b3b17f36e99cbbaea34bbc54999ebe3dd19424b6e1590eef3227b

Aliases

arxiv: 2606.27593 · arxiv_version: 2606.27593v1 · doi: 10.48550/arxiv.2606.27593 · pith_short_12: X2L5IMDVPM5R · pith_short_16: X2L5IMDVPM5RP43O · pith_short_8: X2L5IMDV

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/X2L5IMDVPM5RP43OTHF3V2RUXP \
  | 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: be97d430757b3b17f36e99cbbaea34bbc54999ebe3dd19424b6e1590eef3227b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a30d1cd69e8062d777cd4e7512628c12735ab7320206d3050fb7d3d88e3b695e",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-25T22:49:17Z",
    "title_canon_sha256": "d9d18af37cef2acec6164217528a1e3d47429d05b01bb849e1d1adb147c801b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.27593",
    "kind": "arxiv",
    "version": 1
  }
}