OpenTechnical

OT-2026-000073338

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000073338) never changes.

Identity and time

Publication numberOT-2026-000073338 · never reused
Internal UUID01a0ae92-efb7-71f4-9b72-f285dec7bceb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073338
StatusPUBLIC

Content hashes

Canonical text2230045ebdab9d344091423115b7504d67a65f8b72c911a617b3ed9c822005d0
Markdown81f44ba0e886b9bd6dc6a1d101e83acdb1a8ea76b203faa38343bde814364d77
PDF
Publication page96a2702e087c3b5cf655522debb72a8988ccbab55fc619414d78a0cc5fb303fe
Manifestd2db7faf7010f0421fe9d6c5077bee894df298cdca08b4704ca56b37a4e13528

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
SignatureXXOexx8Z0EBeRFDK6MAyo0uVTFmoPIQQjXmFjpIdMXx+Se+q69OIILOLz5QiyvuNg0q+iFi8lc5HlzaqrX3TBQ==
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

2026-09-17T10:21:21.541845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073338
observed 96a2702e087c3b5cf655522debb72a89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:21.522707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073338/manifest.json
observed d2db7faf7010f0421fe9d6c5077bee89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:21.504629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073338/publication.md
observed 81f44ba0e886b9bd6dc6a1d101e83acd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:21.483573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073338/publication.txt
observed 2230045ebdab9d344091423115b7504d...
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.