Pith Number

pith:RPSXGRYP

pith:2017:RPSXGRYPJ4WKUNZ7M43DDISDE4

not attested not anchored not stored refs pending

Proof of Work Without All the Work: Computationally Efficient Attack-Resistant Systems

Diksha Gupta, Jared Saia, Maxwell Young

arxiv:1708.01285 v3 · 2017-08-03 · cs.DC · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RPSXGRYPJ4WKUNZ7M43DDISDE4}

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	2026-05-18T00:23:08.632327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8be573470f4f2caa373f673631a243272409a8a3f79895cc3d4e2c2892ac99da

Aliases

arxiv: 1708.01285 · arxiv_version: 1708.01285v3 · doi: 10.48550/arxiv.1708.01285 · pith_short_12: RPSXGRYPJ4WK · pith_short_16: RPSXGRYPJ4WKUNZ7 · pith_short_8: RPSXGRYP

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/RPSXGRYPJ4WKUNZ7M43DDISDE4 \
  | 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: 8be573470f4f2caa373f673631a243272409a8a3f79895cc3d4e2c2892ac99da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b24e26a378d9fe18c397f18caf1b35ecee461b08bc2d71b7884c0f5245310ec6",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2017-08-03T19:22:23Z",
    "title_canon_sha256": "14700f34a63492b7048a2c9a0935795b0a6f48fc2cc722bd15ae58b23d4aa47d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01285",
    "kind": "arxiv",
    "version": 3
  }
}