OpenTechnical

OT-2026-000077265

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000077265) never changes.

Identity and time

Publication numberOT-2026-000077265 · never reused
Internal UUID01a0ae94-f508-7ca8-be81-a263c5b20e61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077265
StatusPUBLIC

Content hashes

Canonical text47ec632b7c9051315889eec16babd654939637e24147549019a43ac427338b1e
Markdownfd57adc74920908d451190cefd5133cd7d16efc29fc1cddb4b96152fb91b7adf
PDF
Publication page85e344f97111ab165461981f8cb86ad151b5dabf6a8248a43411857ece39b1a2
Manifest5bb322aa65a2efb0156f9ebcf2742617fd70508baf33ee6909a1ed6991127d1a

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
SignaturegxPZYXkm4fNcNVwg+4oQB7qTHK6iKCTVqmMuEm6+W7YmkJJRs4wnT67X0EOx1ttQC/N2M0U/rykD4Q9TFpi9Dg==
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

2026-09-17T10:08:53.624373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077265
observed 85e344f97111ab165461981f8cb86ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:53.602526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077265/manifest.json
observed 5bb322aa65a2efb0156f9ebcf2742617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:53.578558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077265/publication.md
observed fd57adc74920908d451190cefd5133cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:53.554770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077265/publication.txt
observed 47ec632b7c9051315889eec16babd654...
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.