OpenTechnical

OT-2026-000100208

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000100208) never changes.

Identity and time

Publication numberOT-2026-000100208 · never reused
Internal UUID01a0aea3-3052-71a5-ab84-6b5f1e5ed8c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100208
StatusPUBLIC

Content hashes

Canonical textfe9888dc3608a3c92d05f08e9cd06735ad9e5c157e9b5fd7413218cb473613c1
Markdown1be33c45c32becfaa4081b05048d8408763bd20d16af6a175444d21fdd9b9c9f
PDF
Publication page32f13113c043617b04b9133c97dcaddc9bea527b7bbb68f3676349163eed11dc
Manifeste497ff9e591f9526e166fdf6be434d269ce57cf950a239219c5aa2495dd14963

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureVSlXbOYUfiN58v8QncXVKRrQtbwv0hyaZxJfokm9wbdzSnRfBdiWy2WGrR4kaMYSfdkvrTt++//rcYYJhTa+CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:55.862772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100208
observed 32f13113c043617b04b9133c97dcaddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.844270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100208/manifest.json
observed e497ff9e591f9526e166fdf6be434d26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.824292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100208/publication.md
observed 1be33c45c32becfaa4081b05048d8408...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.803052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100208/publication.txt
observed fe9888dc3608a3c92d05f08e9cd06735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.