Pith Number

pith:ZH3VIU3N

pith:2018:ZH3VIU3NGUR5VBKPSPW2FQCQMX

not attested not anchored not stored refs pending

Combining tumour response and progression free survival as surrogate endpoints for overall survival in advanced colorectal cancer

Eleni G. Elia, Nicolas St\"adler, Oriana Ciani, Rod S. Taylor, Sylwia Bujkiewicz

arxiv:1809.02935 v1 · 2018-09-09 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZH3VIU3NGUR5VBKPSPW2FQCQMX}

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	2026-05-18T00:06:10.572398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9f754536d3523da854f93eda2c05065ca4c8a45fdc6c97536061ad51a37f965

Aliases

arxiv: 1809.02935 · arxiv_version: 1809.02935v1 · doi: 10.48550/arxiv.1809.02935 · pith_short_12: ZH3VIU3NGUR5 · pith_short_16: ZH3VIU3NGUR5VBKP · pith_short_8: ZH3VIU3N

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/ZH3VIU3NGUR5VBKPSPW2FQCQMX \
  | 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: c9f754536d3523da854f93eda2c05065ca4c8a45fdc6c97536061ad51a37f965

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "af2d709e79acbca04bd54109c8e821d073b4ec399d39389281c9617afc03b869",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2018-09-09T07:12:00Z",
    "title_canon_sha256": "d9379d596247f5cbb1ae640dc5456c81e0f432c084ace017faaae57b8bdef8a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02935",
    "kind": "arxiv",
    "version": 1
  }
}