OpenTechnical

OT-2026-000065075

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed 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-2026-000065075) never changes.

Identity and time

Publication numberOT-2026-000065075 · never reused
Internal UUID01a0ae8d-decb-708e-bedd-64b4fb287b08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065075
StatusPUBLIC

Content hashes

Canonical text0ce7eaf861bcef8a86ee61926fae4d6e49f0388b862b083c9f4a23b2d242e592
Markdown5944c9f70d1d1bfa93c85e9decafb605941e07249900ebe9d9a8c05905176c75
PDF
Publication page5a651d8a065d5042e466bcda65b63ed9897b977cb94bd68cade962257c319065
Manifest3d55100487827b1e27cd510854966d06ee6b52202c0bc9f9e6105bf49be7241c

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
Signature3uqqo8/ui/DI8+0uPlo46nI/AH3gicfPKR0o8FyAUdL3OfubGDh82gTgD2CcPDzRde9KKjSA+pw5cFW85lo6Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:03.433631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065075
observed 5a651d8a065d5042e466bcda65b63ed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:03.417081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065075/manifest.json
observed 3d55100487827b1e27cd510854966d06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:03.399548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065075/publication.md
observed 5944c9f70d1d1bfa93c85e9decafb605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:03.383385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065075/publication.txt
observed 0ce7eaf861bcef8a86ee61926fae4d6e...
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.