OpenTechnical

OT-2026-000063079

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000063079) never changes.

Identity and time

Publication numberOT-2026-000063079 · never reused
Internal UUID01a0ae8c-94aa-7a5d-a5b3-da14c4bed3d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063079
StatusPUBLIC

Content hashes

Canonical text2578f3c39e974d8b29c8c32fa2a821f92f19755ba32ea93587b22c7a957c457f
Markdownf4c25f9df05fd72eb40ecfe463d9264f4cb4894bfb40a1f979306498b0499ae0
PDF
Publication page3c7b1fad70614ec4b1da4d79a387aa83154c17cce81e82911cb7e083af76b6be
Manifestcf531c3a54e07b6ff7f7f6efc5f0a0c4a3b0fa31e9edfd4c270aad70db4f368e

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
Signature948s2cIX+dzf7Kdqc+UsqJ5dzu+xi4QLLTZCfTI/QupwICuifIYODuiD0UBGbueCLlOuHbiYqVfUpkGk6D8iCA==
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

2026-09-17T10:38:50.903352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063079
observed 3c7b1fad70614ec4b1da4d79a387aa83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.884353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063079/manifest.json
observed cf531c3a54e07b6ff7f7f6efc5f0a0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.865468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063079/publication.md
observed f4c25f9df05fd72eb40ecfe463d9264f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.846870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063079/publication.txt
observed 2578f3c39e974d8b29c8c32fa2a821f9...
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.