OpenTechnical

OT-2026-000070585

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line 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-2026-000070585) never changes.

Identity and time

Publication numberOT-2026-000070585 · never reused
Internal UUID01a0ae91-5460-7d41-9704-ed1f3839f789 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070585
StatusPUBLIC

Content hashes

Canonical text352291e3ca376f167cb47a51ea878c558d9384a59b32598ffb8452f549d02142
Markdown35548b8c5851071697cd17db1a16b0fef33425887ba43539ce467763f365a94e
PDF
Publication pageb321a60e63bd9e8811ce51f669e74a7b7c71e4403689f72c7992d49a5feb5fd7
Manifest18fb8807b711880d02a29d3b3ab9c9512bea2d75a677d3dc82e8a91129f339c7

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
SignatureqQMDkXbI1UxrIDkE8tvmSwRAG3Pg6kM1frdnmoy4XZWGk6ZC4DQSDJwskbB7x5/VYxqoaEJHhIqKTgFNrvj6CQ==
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

2026-09-17T10:26:26.365564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070585
observed b321a60e63bd9e8811ce51f669e74a7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:26.346077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070585/manifest.json
observed 18fb8807b711880d02a29d3b3ab9c951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:26.329090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070585/publication.md
observed 35548b8c5851071697cd17db1a16b0fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:26.310623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070585/publication.txt
observed 352291e3ca376f167cb47a51ea878c55...
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.