OpenTechnical

OT-2026-000098646

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000098646) never changes.

Identity and time

Publication numberOT-2026-000098646 · never reused
Internal UUID01a0aea2-42ad-710a-90d3-6d314a3eed88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098646
StatusPUBLIC

Content hashes

Canonical text840ea8af9b2df0e6fc33d0d707feea7072beb2fda274edc8c424260a5d72a022
Markdowne520363a2641f39678c37fe65890b77eb2d058279ab3998a7d1d38ff2a448ccb
PDF
Publication page28241f5ccb24a81c7f8ee91a44c8c4260a1204292a2d58d7fa512a80c1ecf644
Manifeste050d2794cda5d3d01356a930259b38c6a9ec339b0c05281431a9ce3a711e1ec

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
SignatureU52Di5LA/HgCd8oRL9CCJ32zkdaCjv7upEL8nYB31kWcDkuCAAAXUnsMJXR4aYnQWF5ePILSpzPl1gFHtscDCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:56.406541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098646
observed 28241f5ccb24a81c7f8ee91a44c8c426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.390346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098646/manifest.json
observed e050d2794cda5d3d01356a930259b38c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.372746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098646/publication.md
observed e520363a2641f39678c37fe65890b77e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:56.356080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098646/publication.txt
observed 840ea8af9b2df0e6fc33d0d707feea70...
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.