Pith Number

pith:HHKTBFXT

pith:2011:HHKTBFXT6OH7LAHWO56K4YATPX

not attested not anchored not stored refs pending

Fast Distributed Gradient Methods

Dusan Jakovetic, Joao Xavier, Jose M. F. Moura

arxiv:1112.2972 v4 · 2011-12-13 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHKTBFXT6OH7LAHWO56K4YATPX}

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	2026-05-18T02:54:21.838777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39d53096f3f38ff580f6777cae60137dc7c602efe6169dbb21cf4d54e313c9ab

Aliases

arxiv: 1112.2972 · arxiv_version: 1112.2972v4 · doi: 10.48550/arxiv.1112.2972 · pith_short_12: HHKTBFXT6OH7 · pith_short_16: HHKTBFXT6OH7LAHW · pith_short_8: HHKTBFXT

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/HHKTBFXT6OH7LAHWO56K4YATPX \
  | 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: 39d53096f3f38ff580f6777cae60137dc7c602efe6169dbb21cf4d54e313c9ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d739c87fba44a663e654d8c87613b51e670c8f11e920e0bd8c7d2145c85a427",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-12-13T17:33:27Z",
    "title_canon_sha256": "157498e92f16f2c343dc37a9f37b293dc234151d0f1d1f9e0fa5a2b92cd91607"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.2972",
    "kind": "arxiv",
    "version": 4
  }
}