Pith Number

pith:SDTCFENY

pith:2016:SDTCFENYDEU7DCZ7725ZO6MIRD

not attested not anchored not stored refs pending

Projections for infinitary rewriting

Alejandro R\'ios, Carlos Lombardi, Roel de Vrijer

arxiv:1605.07808 v2 · 2016-05-25 · 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{SDTCFENYDEU7DCZ7725ZO6MIRD}

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	2026-05-18T01:04:03.974027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90e62291b81929f18b3ffebb97798888f6f4ab2c8c604cac197abba3bf5bf19d

Aliases

arxiv: 1605.07808 · arxiv_version: 1605.07808v2 · doi: 10.48550/arxiv.1605.07808 · pith_short_12: SDTCFENYDEU7 · pith_short_16: SDTCFENYDEU7DCZ7 · pith_short_8: SDTCFENY

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/SDTCFENYDEU7DCZ7725ZO6MIRD \
  | 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: 90e62291b81929f18b3ffebb97798888f6f4ab2c8c604cac197abba3bf5bf19d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "638e46ded57534b4ee7b8b347a36229378bcde0ce0da0660798ee9e352611bae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-05-25T10:17:30Z",
    "title_canon_sha256": "2634e650729b8391702ddea3dbb48618c289af9e2471672286672b9b76dc8a5a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07808",
    "kind": "arxiv",
    "version": 2
  }
}