OpenTechnical

OT-2026-000084745

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000084745) never changes.

Identity and time

Publication numberOT-2026-000084745 · never reused
Internal UUID01a0ae98-e25d-75c7-9290-897ec16ecfde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084745
StatusPUBLIC

Content hashes

Canonical text083755f08b25933efe136f51238c343c18a31e04c91b9505b814a9c48d780031
Markdown1bffe77a9d8a25f11fca5fda69983e14628976b5f88bcdf9e141469cee73ff9a
PDF
Publication pagebf97eb380a262673892366c0e2d2005c470bd7dfb3a5e64ce581514cf9dd3b5a
Manifest4c5963794288bfd2f5182a2273ef5e62a7f5f51b7572a37f97644a4590c7b2a4

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
SignatureFADo4yMMA9QrPoA8hf4CmxmyTaJ5EomzxLa2XN0hw7e831qu3cqBRR0ssR3IDD65ZuB95JEUa1zVtgKz1hp9Aw==
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

2026-09-17T09:55:41.385619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084745
observed bf97eb380a262673892366c0e2d2005c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.368633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084745/manifest.json
observed 4c5963794288bfd2f5182a2273ef5e62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.350360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084745/publication.md
observed 1bffe77a9d8a25f11fca5fda69983e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:41.331880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084745/publication.txt
observed 083755f08b25933efe136f51238c343c...
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.