OpenTechnical

OT-2026-000073672

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000073672) never changes.

Identity and time

Publication numberOT-2026-000073672 · never reused
Internal UUID01a0ae93-2b8c-7fe6-a1c3-9ab3124d9457 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073672
StatusPUBLIC

Content hashes

Canonical textd93b25871430709e571fca5e246ad304271bdf9bfb6f33e6a15f8e6b7f75d031
Markdown3c52142de7711c49d067a9b10d7dcabd23d3eceaf623e4ec5de010f17c79b262
PDF
Publication pageea901a3d88859c8d74699451c64a874045dd3425ff798a3a6be4ec5793d7bf8a
Manifest9eeb0bcf181a9797bb01fc457c47ac15b46e5b17bddac5b2e7217b4c1ab0bcd8

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
SignaturelX6z5miCUZeHVjZ96leLf3LEZyUNEJW6GvWk01UqCutVDpRcp6Vi0PyQ6+97VBih2a8yfkz72bKo9q4svcZ+Cg==
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

2026-09-17T10:19:43.732331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073672
observed ea901a3d88859c8d74699451c64a8740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:43.711354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073672/manifest.json
observed 9eeb0bcf181a9797bb01fc457c47ac15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:43.690912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073672/publication.md
observed 3c52142de7711c49d067a9b10d7dcabd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:43.671584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073672/publication.txt
observed d93b25871430709e571fca5e246ad304...
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.