OpenTechnical

OT-2026-000038534

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038534) never changes.

Identity and time

Publication numberOT-2026-000038534 · never reused
Internal UUID01a0ae78-2d53-776f-b3e7-d9fc774f368c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038534
StatusPUBLIC

Content hashes

Canonical text804b1685408abd21ca7bfd1b6243c1ae0275b8ae14d0ae7ce3ec4ea02ef770a9
Markdownb6f1c0a40144476786da005c77f3f67759530ad1ed63862f63ef6b619d66a439
PDF
Publication page76e82a1518a9fce8c3805d12e300b432462219d38a6c3186aad60c5483697b11
Manifest79174a63066156c8147c79b8fdee35616da0f987c7ef2ce977b34dbec49a475a

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
SignatureILeBmP+STozpn65lnUGmamwUFkl1G0mmoAtvw97c4K5AzVCRZ7xQmT4uVa5k4Iude1J/aTYNzOY6BIpPYja2CA==
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

2026-09-17T11:22:47.573704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038534
observed 76e82a1518a9fce8c3805d12e300b432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.557231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038534/manifest.json
observed 79174a63066156c8147c79b8fdee3561...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.540454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038534/publication.md
observed b6f1c0a40144476786da005c77f3f677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:47.523415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038534/publication.txt
observed 804b1685408abd21ca7bfd1b6243c1ae...
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.