OpenTechnical

OT-2026-000097633

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single 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-2026-000097633) never changes.

Identity and time

Publication numberOT-2026-000097633 · never reused
Internal UUID01a0aea1-92f2-70ac-b8b5-e7e9656c2016 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097633
StatusPUBLIC

Content hashes

Canonical textceeb9006be0dc36539cd0639aec59b1d602716f3d94d4cffa8a82bf02ac1df32
Markdownb90dafa067c0f7ae64da06d2312632716eab0d3a2b76fa2c09161f137cbfd219
PDF
Publication pagee289e001380411e1103c3b6e1056aea282ee3cf20b229b07e5b6f5c5939363ed
Manifest490e56e17d35b29f13065d1fe47d36d28213513e7886626cf2da6d1f44625111

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
SignatureUbRpaXRtDscp1xHca4Iu3BGdKUYrDS19pXr6vIQYGwM2xM1kzoonjDAUsBXcWbKPv9CvW3oLcxGarGNgwD40Dg==
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

2026-09-17T09:32:38.635693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097633
observed e289e001380411e1103c3b6e1056aea2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:38.618593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097633/manifest.json
observed 490e56e17d35b29f13065d1fe47d36d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:38.600918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097633/publication.md
observed b90dafa067c0f7ae64da06d231263271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:38.581887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097633/publication.txt
observed ceeb9006be0dc36539cd0639aec59b1d...
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.