Pith Number

pith:NMM7THAK

pith:2016:NMM7THAKVLHK6ECBEE5UWFHPOG

not attested not anchored not stored refs pending

Principles for Measurability in Protocol Design

Brian Trammell, Mark Allman, Robert Beverly

arxiv:1612.02902 v2 · 2016-12-09 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMM7THAKVLHK6ECBEE5UWFHPOG}

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	2026-05-18T00:44:33.571793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b19f99c0aaaceaf1041213b4b14ef71894d28c3448b9e78cd0ef14e4b0cd399

Aliases

arxiv: 1612.02902 · arxiv_version: 1612.02902v2 · doi: 10.48550/arxiv.1612.02902 · pith_short_12: NMM7THAKVLHK · pith_short_16: NMM7THAKVLHK6ECB · pith_short_8: NMM7THAK

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/NMM7THAKVLHK6ECBEE5UWFHPOG \
  | 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: 6b19f99c0aaaceaf1041213b4b14ef71894d28c3448b9e78cd0ef14e4b0cd399

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de7efe87684f42710e016d57309be5b36219e14ec2ab246d0c03f14777c4f6cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2016-12-09T03:47:56Z",
    "title_canon_sha256": "dcbc618fa28335ab288e75a44082b47a980e098981e0bf9d39be582791c755bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02902",
    "kind": "arxiv",
    "version": 2
  }
}