OpenTechnical

OT-2026-000092895

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092895) never changes.

Identity and time

Publication numberOT-2026-000092895 · never reused
Internal UUID01a0ae9e-090e-749f-9d81-50a5d9ae8c16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092895
StatusPUBLIC

Content hashes

Canonical textb164ad83f2fca8a350432bbe5c5bca3124237eae24464a2273c4094223548baa
Markdown950678d9afbb1cf425e82bd239b78817fcb79abf8432fb923bc68a07d6b0002e
PDF
Publication page4b81e410bd18aa481dc48cc01dc0264666c598899e905b045475e0e81fef7aba
Manifest06c2de81853ea3309f20e9b950c368235526948e4aedfec8725ea3b29b8808a1

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
SignatureiOwCOCumypcRAdz8LWzZgt5WaT1pESsu4l7JN5JQg6ML+87m16EZ0RJctJY0SrwjVpeeAbF7M7rpi5PUIyMFAg==
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

2026-09-17T09:40:00.416109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092895
observed 4b81e410bd18aa481dc48cc01dc02646...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.395926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092895/manifest.json
observed 06c2de81853ea3309f20e9b950c36823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.376016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092895/publication.md
observed 950678d9afbb1cf425e82bd239b78817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.355085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092895/publication.txt
observed b164ad83f2fca8a350432bbe5c5bca31...
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.