Pith Number

pith:JCUYXBSM

pith:2015:JCUYXBSMTWTMJIMW4S5UX2BFP5

not attested not anchored not stored refs pending

A Generalized Framework for Virtual Substitution

Marek Kosta, Thomas Sturm

arxiv:1501.05826 v1 · 2015-01-23 · cs.SC · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JCUYXBSMTWTMJIMW4S5UX2BFP5}

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	2026-05-18T02:28:48.880583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48a98b864c9da6c4a196e4bb4be8257f682d9aa74ab26ba9652c31b5e082531d

Aliases

arxiv: 1501.05826 · arxiv_version: 1501.05826v1 · doi: 10.48550/arxiv.1501.05826 · pith_short_12: JCUYXBSMTWTM · pith_short_16: JCUYXBSMTWTMJIMW · pith_short_8: JCUYXBSM

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/JCUYXBSMTWTMJIMW4S5UX2BFP5 \
  | 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: 48a98b864c9da6c4a196e4bb4be8257f682d9aa74ab26ba9652c31b5e082531d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a107e220ae99b29c4d1407cfb186ce1f12b12ffd14aac0ac1a56ec821dae0c5a",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2015-01-23T15:13:43Z",
    "title_canon_sha256": "3b2c27648ce9450ce1455f5d0afeb78e2208ab222d0eb339f35ada857d7fdb3c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05826",
    "kind": "arxiv",
    "version": 1
  }
}