Pith Number

pith:RB6NL3TH

pith:2018:RB6NL3TH6CEWBZVIT6SIWZEWD2

not attested not anchored not stored refs pending

Analytical Cost Metrics : Days of Future Past

Hristo Djidjev, Nirmal Prajapati, Sanjay Rajopadhye

arxiv:1802.01957 v1 · 2018-02-05 · cs.PF · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RB6NL3TH6CEWBZVIT6SIWZEWD2}

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	2026-05-18T00:24:20.853509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

887cd5ee67f08960e6a89fa48b64961ea9ca9b5c65994bdead8511d2545ca31c

Aliases

arxiv: 1802.01957 · arxiv_version: 1802.01957v1 · doi: 10.48550/arxiv.1802.01957 · pith_short_12: RB6NL3TH6CEW · pith_short_16: RB6NL3TH6CEWBZVI · pith_short_8: RB6NL3TH

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/RB6NL3TH6CEWBZVIT6SIWZEWD2 \
  | 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: 887cd5ee67f08960e6a89fa48b64961ea9ca9b5c65994bdead8511d2545ca31c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc5db78f03c40785f2ca298504f3fd68cbe31fb98d94ec308a24e0f5efb41e24",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PF",
    "submitted_at": "2018-02-05T06:51:02Z",
    "title_canon_sha256": "6d53aba4497a5952d6c97f3351b64c04f959638c147d9efb459b34b8b6577c5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01957",
    "kind": "arxiv",
    "version": 1
  }
}