OpenTechnical

OT-2026-000070260

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000070260) never changes.

Identity and time

Publication numberOT-2026-000070260 · never reused
Internal UUID01a0ae91-545e-723f-ad0d-cef3cd2fbd9a · 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-2026-000070260
StatusPUBLIC

Content hashes

Canonical text87b5a98f3a3e24868db3dd99d0d360ace42d00371803da3cb13622c310c0ae85
Markdownc0b09ea08388807c815c8ce31292f0516392173fa8280cda3baf28fa6a12c547
PDF
Publication pageb3bb1295303fc438ba099d88d6e67a34e58e0c8409f8fba11c37ac9993949293
Manifestba6e4e4c568d9c5c54567f7a5df1311d195ed2000d48c82a89f15f5438a7112a

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
SignatureGvwX+N44ryvdx77K3gZEVYipwU4piu34XCnN0UlDAs6U5pEL/7cF0CWQvix/HQm/MMvLncR6jxdj0j7izYiVBw==
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

2026-09-17T10:26:02.404909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070260
observed b3bb1295303fc438ba099d88d6e67a34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.388429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070260/manifest.json
observed ba6e4e4c568d9c5c54567f7a5df1311d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.371906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070260/publication.md
observed c0b09ea08388807c815c8ce31292f051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.355731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070260/publication.txt
observed 87b5a98f3a3e24868db3dd99d0d360ac...
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.