OpenTechnical

OT-2026-000082736

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000082736) never changes.

Identity and time

Publication numberOT-2026-000082736 · never reused
Internal UUID01a0ae97-8cc9-7f0d-a2dd-c35fad0d7810 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082736
StatusPUBLIC

Content hashes

Canonical texta784343f91357c80a496afc1202f56c07102d0bc0eb3db1b4c2134eb33eb0801
Markdown3b7a7bc850e7e37664832298d2e69fb4d0c418d8b6c034b78e1ae78a08577454
PDF
Publication pageca9e9e09e20ad71faa6535cd16d91f1cf2ad1c1d06e8c3cddd2ad96175604774
Manifestb92fc9340e345ed2ab50ffa627c202c8ddebf2af3956997e19dbd008f6dd6cc0

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
SignatureiC8OyXMDTXY9UqK7xM3kqidX81Os5afpT1L1h3+GcSpRf5/1fXvvz0Aeu1HjfzIDhGxVqYnKN1ZDRYR6aLKGDw==
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

2026-09-17T09:58:18.993157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082736
observed ca9e9e09e20ad71faa6535cd16d91f1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:18.975810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082736/manifest.json
observed b92fc9340e345ed2ab50ffa627c202c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:18.957603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082736/publication.md
observed 3b7a7bc850e7e37664832298d2e69fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:18.939618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082736/publication.txt
observed a784343f91357c80a496afc1202f56c0...
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.