OpenTechnical

OT-2026-000073295

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000073295) never changes.

Identity and time

Publication numberOT-2026-000073295 · never reused
Internal UUID01a0ae92-efb7-72af-b574-d34cd9803e38 · 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-2026-000073295
StatusPUBLIC

Content hashes

Canonical texte6c767e71d99f85638492989aa02af058ec34fadbfe5c0e79a2d25cacc4e33ba
Markdown4526a6f1848c8f3eba9120a866669f857e1a3e7127aa3c72ad7fa71acd0eeed0
PDF
Publication page4e32bac55a10dfd2729e3f7c80a37777e30a2df4393cbd652435562785b003cd
Manifestd59bcb78c529f0746f8a156b05cc4c9edcd9f303f5ef40cf902f36a2296f3528

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
SignaturecJyhzNE1wf+ii/nwFhiQX8UHdzWlzF66PBVKcHmbWH6ix/oSTu7IdWtxsUUu+QW7vSj03zdNl3kmI+LoDp4DBA==
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

2026-09-17T10:21:18.276177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073295
observed 4e32bac55a10dfd2729e3f7c80a37777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:18.257806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073295/manifest.json
observed d59bcb78c529f0746f8a156b05cc4c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:18.237696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073295/publication.md
observed 4526a6f1848c8f3eba9120a866669f85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:18.215698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073295/publication.txt
observed e6c767e71d99f85638492989aa02af05...
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.