Pith Number

pith:WHAFJHUQ

pith:2011:WHAFJHUQECBI6GRM3PA3MCZEZP

not attested not anchored not stored refs pending

CAL: A Language for Aggregating Functional and Extrafunctional Constraints in Streaming Networks

Alex Shafarenko, Raimund Kirner

arxiv:1101.3356 v2 · 2011-01-17 · cs.PL · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WHAFJHUQECBI6GRM3PA3MCZEZP}

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	2026-05-18T04:31:21.977677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1c0549e9020828f1a2cdbc1b60b24cbc064727236c0a271ab70fb4446f38a57

Aliases

arxiv: 1101.3356 · arxiv_version: 1101.3356v2 · doi: 10.48550/arxiv.1101.3356 · pith_short_12: WHAFJHUQECBI · pith_short_16: WHAFJHUQECBI6GRM · pith_short_8: WHAFJHUQ

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/WHAFJHUQECBI6GRM3PA3MCZEZP \
  | 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: b1c0549e9020828f1a2cdbc1b60b24cbc064727236c0a271ab70fb4446f38a57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "72ada640fb18d7688fc52e2a9e79b638b8fd1fad451bb970fd710e747aa5b6de",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2011-01-17T23:51:59Z",
    "title_canon_sha256": "21ced891e1085c4698fb09e4811ab02905d3db57425346125e66e19d0226bb88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3356",
    "kind": "arxiv",
    "version": 2
  }
}