OpenTechnical

OT-2026-000092858

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, 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-2026-000092858) never changes.

Identity and time

Publication numberOT-2026-000092858 · never reused
Internal UUID01a0ae9d-b601-7e40-b73a-186d7f85b9dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092858
StatusPUBLIC

Content hashes

Canonical text8859118d6eefe7c5ecb618714b8d1d3df6bbe16ddc84d5d38a1292ee232f7671
Markdown47620d8526940a4c1693628748dd3b55c8907dfcea219985ee17ccf5fcbdb82a
PDF
Publication pageb9ed02b185cdcb2dbb834638b76077f6f4b1670a9e59600b073a163a7574784e
Manifestf980a029c16feea9cf35f7b0e7dbc87a077d5a5d0e914b08cd3edc7e27257e89

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
SignatureP7CexKVgBC+dGN+m3qANcgOMQBQ6BEDBmASzkvguJKx7/QEHj63ywCifcZ0KYkziNfNbdWQB7AJ/IVFpMKFxDA==
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

2026-09-17T09:41:30.935572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092858
observed b9ed02b185cdcb2dbb834638b76077f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:30.918297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092858/manifest.json
observed f980a029c16feea9cf35f7b0e7dbc87a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:30.899755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092858/publication.md
observed 47620d8526940a4c1693628748dd3b55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:30.881375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092858/publication.txt
observed 8859118d6eefe7c5ecb618714b8d1d3d...
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.