OpenTechnical

OT-2026-000091229

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, 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-2026-000091229) never changes.

Identity and time

Publication numberOT-2026-000091229 · never reused
Internal UUID01a0ae9c-f16c-71c8-a091-c9824aca01ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091229
StatusPUBLIC

Content hashes

Canonical text0e4f41b4c00f55b390e414f7c159002b3996487bd3425c5ecf1482a7eb0e2bc2
Markdown4bde4d86d91b4adb2ad44291eae407f63d07885ab76376321bd3904e3835fd8e
PDF
Publication page2cb299632c9b2096c16700faad06d5a0dee96764ca5ae9462672ba21ab789401
Manifest20611cc9b0ae6a4b32d0f1d58d6024f83dae0d41f13cd260c6d0e3443e48b717

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
SignaturerXxU1BctTnF//oHHvDDdAbbJGczf6moTNSo3h7eHjR5P+kiYUBmjYOleh+CEZz9X+XZXFzjcNqLLNmdAQzjQAQ==
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

2026-09-17T09:43:24.155124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091229
observed 2cb299632c9b2096c16700faad06d5a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:24.139710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091229/manifest.json
observed 20611cc9b0ae6a4b32d0f1d58d6024f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:24.123342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091229/publication.md
observed 4bde4d86d91b4adb2ad44291eae407f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:24.104769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091229/publication.txt
observed 0e4f41b4c00f55b390e414f7c159002b...
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.