OpenTechnical

OT-2026-000097551

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single 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-2026-000097551) never changes.

Identity and time

Publication numberOT-2026-000097551 · never reused
Internal UUID01a0aea1-55b4-7328-99dd-1b7344082740 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097551
StatusPUBLIC

Content hashes

Canonical text1a6d6ebc51ae806d243fae8d0b2d5aaa707c62ac7cdd7aa53264e7d77ae934a1
Markdownbe3e9420ce940d857473709c0caaf2766b5d22bf4e61d288a0ebddd81fe36067
PDF
Publication page6fd1e717810db4bc3636551464510cbf25f2f2b76869bf7807454099cf0c65be
Manifest3eac57351b386231cf726743cef447b4b25cf6676a6ceb37ddf4fef1dbdd07ec

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
Signature1E2UDnDIiXlUltlZfr8jzx8vi6b7NVHTqNX0U7V0TsTLds9MYUTBQEiUZSouGrUuCdlGTWPYDh516bfIjOoqCw==
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

2026-09-17T09:33:25.931917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097551
observed 6fd1e717810db4bc3636551464510cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.912277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097551/manifest.json
observed 3eac57351b386231cf726743cef447b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.893521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097551/publication.md
observed be3e9420ce940d857473709c0caaf276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:25.876732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097551/publication.txt
observed 1a6d6ebc51ae806d243fae8d0b2d5aaa...
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.