Pith Number

pith:EC2KE3SH

pith:2016:EC2KE3SHRXRWDFHPR4FYSDS2PF

not attested not anchored not stored refs pending

On frequency and time domain models of traveling wave tubes

Fr\'ed\'eric Andr\'e, St\'ephane Th\'eveny (PIIM), Yves Elskens (PIIM)

arxiv:1607.00779 v1 · 2016-07-04 · physics.plasm-ph · physics.acc-ph · physics.class-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{EC2KE3SHRXRWDFHPR4FYSDS2PF}

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	2026-05-18T01:11:34.302326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20b4a26e478de36194ef8f0b890e5a796c15c56ca8b27cc8842e00f9cd06add7

Aliases

arxiv: 1607.00779 · arxiv_version: 1607.00779v1 · doi: 10.48550/arxiv.1607.00779 · pith_short_12: EC2KE3SHRXRW · pith_short_16: EC2KE3SHRXRWDFHP · pith_short_8: EC2KE3SH

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/EC2KE3SHRXRWDFHPR4FYSDS2PF \
  | 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: 20b4a26e478de36194ef8f0b890e5a796c15c56ca8b27cc8842e00f9cd06add7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcdae015b2c6f13b918f4902f59e27b5385ba3efc09f8fc21eb96dac7be4d6b2",
    "cross_cats_sorted": [
      "physics.acc-ph",
      "physics.class-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2016-07-04T09:03:21Z",
    "title_canon_sha256": "2484832757fb6e9116575af0299e48c2e5e3509bcfcc020400ea134ecb5ff67b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.00779",
    "kind": "arxiv",
    "version": 1
  }
}