OpenTechnical

OT-2026-000099162

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold 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-2026-000099162) never changes.

Identity and time

Publication numberOT-2026-000099162 · never reused
Internal UUID01a0aea2-8288-747f-9687-fdb4688b04bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099162
StatusPUBLIC

Content hashes

Canonical text748c02a2b9f6481a695e34d0dcc8109c16ef898531c94b963162e7ca3b544781
Markdown99c40b9029925553ad087dd672dce6d5ce5234a4c9881e141cf4656fdf442ad3
PDF
Publication page9493204305231f0dda6746babec48791c4d5999c6978bb00f238ce5730df364c
Manifestc9e9e47819f5cb8c2743c7c9e9e28ea41da4a2e708041eeb7287150d02124c2e

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
Signature2OOtHcy28bn6UFsY/EnNppP/otRB+aJvrYJrigU6otZ2ez4c0fsFLD0S9T30zv9FKCuJbNwa+FYnupKgXJ3VBQ==
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

2026-09-17T09:30:32.469044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099162
observed 9493204305231f0dda6746babec48791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.451081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099162/manifest.json
observed c9e9e47819f5cb8c2743c7c9e9e28ea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.432829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099162/publication.md
observed 99c40b9029925553ad087dd672dce6d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.412484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099162/publication.txt
observed 748c02a2b9f6481a695e34d0dcc8109c...
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.