OpenTechnical

OT-2026-000012764

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000012764) never changes.

Identity and time

Publication numberOT-2026-000012764 · never reused
Internal UUID01a0ae6d-5562-79b2-9dfe-7350dd6d087b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012764
StatusPUBLIC

Content hashes

Canonical text9c58f704a0d55843fecc06ca3618768286167a4b92179b1d5ef094e19ba11a15
Markdown8f909b2bf3fc39586654d7239ed8ecbc12d13a519bed14ede4db6384b112aa40
PDF
Publication pageb5fe14fcda6a11c21b6d61d459d28a35c1880b8f10120c25647c58f1210fe4d7
Manifesta6fc856be0289ea56a4cb64fb17f101f99d883a67d3feeaed14557094f2b36b3

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
SignatureDCUFN2FZV09VQQ/UgPkTPJi7y4l6YvkZuux5vaQhr3cySSslHIVRYlf4dmwKhK69zpipkGt0VTRtAZF3g7tgDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:10:28.467804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012764
observed b5fe14fcda6a11c21b6d61d459d28a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.450007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012764/manifest.json
observed a6fc856be0289ea56a4cb64fb17f101f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.426105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012764/publication.md
observed 8f909b2bf3fc39586654d7239ed8ecbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.406250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012764/publication.txt
observed 9c58f704a0d55843fecc06ca36187682...
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.