OpenTechnical

OT-2026-000066390

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000066390) never changes.

Identity and time

Publication numberOT-2026-000066390 · never reused
Internal UUID01a0ae8e-ce40-7498-8b3e-73de51181b80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066390
StatusPUBLIC

Content hashes

Canonical text128ca9fc5d257a6c71a523981ae8f8c0105fdad62f8c56a7735a74eeefb46f44
Markdown9f8505d73fec52b71b4eef880365fd4d462abd67c918b4c6f1d73b3f91268515
PDF
Publication paged6d138193bded24ae89bb15d5d9823f5fbf8282c41caed01b205bbd471e82af0
Manifest39699ad839f09ef80049c4f83283db5d66fde708299da4e14ddc78f4f97fc167

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
SignatureiIVS8EBHHaJxe3x2TcbmIaaFdZ0G5YOhlEtKBDKlm0LuMAUd2Zq3gLmwjDshGNa1LFsy0It9n+yGlr3MZj8MDA==
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

2026-09-17T10:32:31.730706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066390
observed d6d138193bded24ae89bb15d5d9823f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.713481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066390/manifest.json
observed 39699ad839f09ef80049c4f83283db5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.697022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066390/publication.md
observed 9f8505d73fec52b71b4eef880365fd4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.681419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066390/publication.txt
observed 128ca9fc5d257a6c71a523981ae8f8c0...
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.