Pith Number

pith:VGFF2KB6

pith:2021:VGFF2KB6WL4RVLU6QMXK2AIC4O

not attested not anchored not stored refs pending

Direct Measurement of Eigenemittances Transfer to Projected Emittances via Phase-Space Decoupling for an Electron Beam

Charles Whiteford, Eric Wisniewski, John Power, Philippe Piot, Scott Doran, Tianzhe Xu, Wanming Liu

arxiv:2111.15549 v1 · 2021-11-30 · physics.acc-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{VGFF2KB6WL4RVLU6QMXK2AIC4O}

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	2026-07-05T03:36:27.345013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a98a5d283eb2f91aae9e832ead0102e3a1c0a6539045090c9212ead1599149e0

Aliases

arxiv: 2111.15549 · arxiv_version: 2111.15549v1 · doi: 10.48550/arxiv.2111.15549 · pith_short_12: VGFF2KB6WL4R · pith_short_16: VGFF2KB6WL4RVLU6 · pith_short_8: VGFF2KB6

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/VGFF2KB6WL4RVLU6QMXK2AIC4O \
  | 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: a98a5d283eb2f91aae9e832ead0102e3a1c0a6539045090c9212ead1599149e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95ef4f50ee38fee639a4bf46dc95b57978e65d2672007b97790bd511d796d873",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.acc-ph",
    "submitted_at": "2021-11-30T16:40:57Z",
    "title_canon_sha256": "56cbd88ac2cce7870a791437fead12d8ee906371303e9ef0f895cb568383ab27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.15549",
    "kind": "arxiv",
    "version": 1
  }
}