OpenTechnical

OT-2026-000092273

Publication integrity record

Foam pad vacuum gripper, three zone face, 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-2026-000092273) never changes.

Identity and time

Publication numberOT-2026-000092273 · never reused
Internal UUID01a0ae9d-875b-788f-9d0b-eaa574a39a42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092273
StatusPUBLIC

Content hashes

Canonical text1b05e1dd64fb6353307a731fbba23f2898abaae7ac5d27069903179427a790eb
Markdown3fb4ade5390812d69d013e7e8820de55444983674dbff53f8428b1f568a386b7
PDF
Publication page9f9dec439b3709afb5ad514df0201b5ce1318c4fabb34f6a97600c3d589ff70d
Manifest9719d55c5e9dc1067534306dd7b2acfcdc140ffe1119749953145a5859e93670

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
SignaturekWaEtKS1+A3vwjDXHduC8pmqUJG4t6LEkzsxIP3CrVUSd5cARy9+evkWyoKrI7/ZPFsWkgYc88dx7NYJ7uLwBA==
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

2026-09-17T09:41:48.274647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092273
observed 9f9dec439b3709afb5ad514df0201b5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:48.256914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092273/manifest.json
observed 9719d55c5e9dc1067534306dd7b2acfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:48.239134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092273/publication.md
observed 3fb4ade5390812d69d013e7e8820de55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:48.222586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092273/publication.txt
observed 1b05e1dd64fb6353307a731fbba23f28...
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.