Pith Number

pith:UIECT67E

pith:2018:UIECT67EFVZQLAMYKFSMUNBEKT

not attested not anchored not stored refs pending

Information Erasure

A.R.R. Carvalho, J.A. Vaccaro, J. Wright, S.M. Barnett, T. Croucher

arxiv:1803.08619 v1 · 2018-03-23 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UIECT67EFVZQLAMYKFSMUNBEKT}

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	2026-05-17T23:47:21.113373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a20829fbe42d730581985164ca342454f179b6ab89507d4205b4f0998bf19473

Aliases

arxiv: 1803.08619 · arxiv_version: 1803.08619v1 · doi: 10.48550/arxiv.1803.08619 · pith_short_12: UIECT67EFVZQ · pith_short_16: UIECT67EFVZQLAMY · pith_short_8: UIECT67E

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/UIECT67EFVZQLAMYKFSMUNBEKT \
  | 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: a20829fbe42d730581985164ca342454f179b6ab89507d4205b4f0998bf19473

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c371ef505537d9e73418699f2d42a726017c5a9ed85fbd3df2bd3e4917b7912",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-03-23T00:25:14Z",
    "title_canon_sha256": "1643ac037a8b631c41ba553a833398f009e79fd2818316dfec366a05cb3b14d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.08619",
    "kind": "arxiv",
    "version": 1
  }
}