OpenTechnical

OT-2026-000076231

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed 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-2026-000076231) never changes.

Identity and time

Publication numberOT-2026-000076231 · never reused
Internal UUID01a0ae94-6a6f-7de3-8564-dd9312efd652 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076231
StatusPUBLIC

Content hashes

Canonical text0532f8ba4c0a922a1f65e6bf422248d95c80a99cdc5adebb53fc65cc9611038f
Markdown4a17a192296f7b040b6fea44e570e50c501292ba5de40679def4d1a8419b4d75
PDF
Publication page200bccf5efa5f115944a5b3bab82afec016effe8f83d38fd0799be35622158bc
Manifest3ec0cb254b50979c289839781b976d9f9f011dd51a69a63798b9e122381cba04

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
Signature9MFPGu2k2NuTzgDDh98vvhfDFww8dNmafxl19Dx3FWoK7eCF3euGSBSb4QfCaFL6d81f5w1lOpmMG1WtsBRIBw==
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

2026-09-17T10:11:40.442234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076231
observed 200bccf5efa5f115944a5b3bab82afec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:40.044683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076231/manifest.json
observed 3ec0cb254b50979c289839781b976d9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:40.025032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076231/publication.md
observed 4a17a192296f7b040b6fea44e570e50c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:40.005774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076231/publication.txt
observed 0532f8ba4c0a922a1f65e6bf422248d9...
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.