Pith Number

pith:6777VYD6

pith:2016:6777VYD6MYN4ABHR6EMOEPEJSD

not attested not anchored not stored refs pending

Trace Typing: An Approach for Evaluating Retrofitted Type Systems (Extended Version)

Colin S. Gordon, Esben Andreasen, Frank Tip, Koushik Sen, Manu Sridharan, Satish Chandra

arxiv:1605.01362 v1 · 2016-05-04 · 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{6777VYD6MYN4ABHR6EMOEPEJSD}

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	2026-05-18T01:15:36.990356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7fffae07e661bc004f1f118e23c8990cfd9553c315046060ef829a62da15c27

Aliases

arxiv: 1605.01362 · arxiv_version: 1605.01362v1 · doi: 10.48550/arxiv.1605.01362 · pith_short_12: 6777VYD6MYN4 · pith_short_16: 6777VYD6MYN4ABHR · pith_short_8: 6777VYD6

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/6777VYD6MYN4ABHR6EMOEPEJSD \
  | 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: f7fffae07e661bc004f1f118e23c8990cfd9553c315046060ef829a62da15c27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bad406f2e15bc6b52aaa63d96ce4e0e86a7d84a8eba2c5c4f9b5545a0a7edd3d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2016-05-04T17:59:58Z",
    "title_canon_sha256": "7adbeb8198e382ca91de61dcb6841d93817d1d331cb119bba1f8ba03372403d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.01362",
    "kind": "arxiv",
    "version": 1
  }
}