OpenTechnical

OT-2026-000071369

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three 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-2026-000071369) never changes.

Identity and time

Publication numberOT-2026-000071369 · never reused
Internal UUID01a0ae91-e0ed-79c6-bdcd-8e0ad52edda3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071369
StatusPUBLIC

Content hashes

Canonical textf55d8976e4f064a210397143a2451cb9941b48e1f62bb997bf6863a6e55561cc
Markdown99fc79d6517eb68c565e70130a0245f601ec056d5869d67658dae17b9c755b2e
PDF
Publication pageafc00609eea60447074f778ffa453bcc7259819e518a8ea179409e5560284bf4
Manifest9a73934f3a47c5f62745ea96b01249791c680b7d5f35cfda3e30abab6aae63a0

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
SignaturewcwbYE+5Sz6KZx0hGjeH6KtE14NSYlVa8MDR4IfP1aYwuhf+qXOMsjdgTWjej6ATn2ccrhLkLngG061OFFqUDA==
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

2026-09-17T10:24:59.048846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071369
observed afc00609eea60447074f778ffa453bcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.030885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071369/manifest.json
observed 9a73934f3a47c5f62745ea96b0124979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.013562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071369/publication.md
observed 99fc79d6517eb68c565e70130a0245f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:58.996087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071369/publication.txt
observed f55d8976e4f064a210397143a2451cb9...
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.