Pith Number

pith:MYT67TU5

pith:2026:MYT67TU57W3KHHLHQANR3LL422

not attested not anchored not stored refs pending

Fixed Points, a Predictor-Impossibility Theorem, and Applications

Tom Altman

arxiv:2607.06956 v1 · 2026-07-08 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MYT67TU57W3KHHLHQANR3LL422}

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.

Cited by

1 paper in Pith

Predictor-Impossibility Theorem and Applications

Receipt and verification

First computed	2026-07-09T00:19:41.082776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6627efce9dfdb6a39d67801b1dad7cd698d22ae545dff9ee54e4a3dde95619eb

Aliases

arxiv: 2607.06956 · arxiv_version: 2607.06956v1 · doi: 10.48550/arxiv.2607.06956 · pith_short_12: MYT67TU57W3K · pith_short_16: MYT67TU57W3KHHLH · pith_short_8: MYT67TU5

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/MYT67TU57W3KHHLHQANR3LL422 \
  | 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: 6627efce9dfdb6a39d67801b1dad7cd698d22ae545dff9ee54e4a3dde95619eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cf6053b7c4d5623b9f452bbd3f5099b1e5e7dcc1270705e09995c640901e1d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2026-07-08T03:31:15Z",
    "title_canon_sha256": "0c8273e2e4154541600d042ad2e60a689e36608f9ffbbddb3847276657d06168"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.06956",
    "kind": "arxiv",
    "version": 1
  }
}