Pith Number

pith:E4SP6M4O

pith:2013:E4SP6M4OWSR6HTXRGDZEWVQTHC

not attested not anchored not stored refs pending

Exploiting non-constant safe memory in resilient algorithms and data structures

Francesco Silvestri, Lorenzo De Stefani

arxiv:1305.3828 v2 · 2013-05-16 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E4SP6M4OWSR6HTXRGDZEWVQTHC}

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	2026-05-18T02:19:43.950156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2724ff338eb4a3e3cef130f24b561338b72a7f94d44c14cab93fdd8375a17a8c

Aliases

arxiv: 1305.3828 · arxiv_version: 1305.3828v2 · doi: 10.48550/arxiv.1305.3828 · pith_short_12: E4SP6M4OWSR6 · pith_short_16: E4SP6M4OWSR6HTXR · pith_short_8: E4SP6M4O

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/E4SP6M4OWSR6HTXRGDZEWVQTHC \
  | 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: 2724ff338eb4a3e3cef130f24b561338b72a7f94d44c14cab93fdd8375a17a8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc754efd841c104f3e514d90f3a224c076246672dc0de9049169be4c5e5f270f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-05-16T14:50:18Z",
    "title_canon_sha256": "b92fa6200f15bd011b2336691d96fb286d1d5e7a22ce1dc762a85cf02ce68f0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3828",
    "kind": "arxiv",
    "version": 2
  }
}