Pith Number

pith:EWJTFPOL

pith:2026:EWJTFPOLVRY4HIHMEEYK5JH5SA

not attested not anchored not stored refs pending

Beyond Parallel Trends in Staggered Difference-in-Differences: Identification under Higher-Order Parallelism

Zecharias Anteneh

arxiv:2606.17977 v1 · 2026-06-16 · econ.EM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EWJTFPOLVRY4HIHMEEYK5JH5SA}

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	2026-06-19T16:10:44.999171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

259332bdcbac71c3a0ec2130aea4fd900be06da8a2d7d787fb6bc4a63e76931c

Aliases

arxiv: 2606.17977 · arxiv_version: 2606.17977v1 · doi: 10.48550/arxiv.2606.17977 · pith_short_12: EWJTFPOLVRY4 · pith_short_16: EWJTFPOLVRY4HIHM · pith_short_8: EWJTFPOL

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/EWJTFPOLVRY4HIHMEEYK5JH5SA \
  | 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: 259332bdcbac71c3a0ec2130aea4fd900be06da8a2d7d787fb6bc4a63e76931c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d182cd1188cb4c5d3b19aed96e511a0be669a0def5161add761299d2b6464eab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.EM",
    "submitted_at": "2026-06-16T14:30:04Z",
    "title_canon_sha256": "52236cb5763af6a992307980af83e09d127c0e9a0c4a802d5ef3405f1ac13e45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.17977",
    "kind": "arxiv",
    "version": 1
  }
}