OpenTechnical

OT-2026-000032330

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, pulsed blow-off after set-down

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-2026-000032330) never changes.

Identity and time

Publication numberOT-2026-000032330 · never reused
Internal UUID01a0ae75-106d-7534-b634-27958f2248ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032330
StatusPUBLIC

Content hashes

Canonical text53838038bcda17dff054571ec7abedeec51278c4513ee12250fd4b2593bc18cc
Markdown9e3de5af0bf2a0e2159e576a061349181ae47ae70f726b850c616adc74b465eb
PDF
Publication page802200afe814b1d7839518bc83bd523c10cd068c2d43bd5587bd6f9703cdb5a3
Manifest775110f2e6f206d7e1b4df690ae6007521c35e2375061d16c9be8c2b31f1ae09

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
Signature4H0gUS0rNe6QfCcWOlFr7Fae75ic9Miiw/2gLlNdIPlcvJWQBmBErNPEzIjiatK3N8sP2W8DvrpDRcYJAJ78Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:33:10.350899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032330
observed 802200afe814b1d7839518bc83bd523c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.333081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032330/manifest.json
observed 775110f2e6f206d7e1b4df690ae60075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.311972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032330/publication.md
observed 9e3de5af0bf2a0e2159e576a06134918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.293253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032330/publication.txt
observed 53838038bcda17dff054571ec7abedee...
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.