OpenTechnical

OT-2026-000061914

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000061914) never changes.

Identity and time

Publication numberOT-2026-000061914 · never reused
Internal UUID01a0ae8b-b8ad-7fe8-bd3a-1746fcb05191 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061914
StatusPUBLIC

Content hashes

Canonical textb8dd214cf903db61b23c70f4f0f3e3a2adbfdcc4bae8a247ffad51defb922510
Markdown979a17038d2cb05788376e957b7ae0e40d1560bbe6bcfb0e70fb4a2cf2a48cde
PDF
Publication pagefbde4e1760c3aeb8476cd40d9378d27d74f33d82ccde81e687d1715562d96cf0
Manifest82fd5c8f82c5854f6d03d3a1ab4773288d21c8ad7e5afd5e4d7631dcb6a7e553

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
SignatureRpYZSlYb4QlzvbdCD3/SJ4k9pneGckI2GZ9kYE5gCK432wGsdpHXDvpzm1gpsz9R9DjRqKS2XnK45xrE/yyKCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:47.685903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061914
observed fbde4e1760c3aeb8476cd40d9378d27d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.664534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061914/manifest.json
observed 82fd5c8f82c5854f6d03d3a1ab477328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.645243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061914/publication.md
observed 979a17038d2cb05788376e957b7ae0e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:47.624035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061914/publication.txt
observed b8dd214cf903db61b23c70f4f0f3e3a2...
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.