OpenTechnical

OT-2026-000076522

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000076522) never changes.

Identity and time

Publication numberOT-2026-000076522 · never reused
Internal UUID01a0ae94-6a71-7ffd-84b9-8cf25fa3b78e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076522
StatusPUBLIC

Content hashes

Canonical text6ab8c5fc46abd471162e6204b88ff1194a9e841d28df005ddc3860d54274401f
Markdown9e9a8f03c7b863d4b3b4e4dc63e7816af9a7b3935e7e8928bc5b43894f7446a6
PDF
Publication page39d5b73eadef46a97f153c039b7ef33ef69c57b253f4aac891ae92cd1e0d1ebf
Manifest5cfbbe793cfec143f0ec4f24cf4a9d0b1c7fa45770855247e57dd72fb53a79e3

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
SignatureZaxbugGb5jwuN+h15TL1WTl9DdecLb5712ZUqLCP8MCSyWUQ1RL7QbPCNvmfK6IZVTwsT43pndwajW5KMDclDQ==
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

2026-09-17T10:12:51.012542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076522
observed 39d5b73eadef46a97f153c039b7ef33e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:50.991222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076522/manifest.json
observed 5cfbbe793cfec143f0ec4f24cf4a9d0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:50.971580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076522/publication.md
observed 9e9a8f03c7b863d4b3b4e4dc63e7816a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:50.949568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076522/publication.txt
observed 6ab8c5fc46abd471162e6204b88ff119...
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.