OpenTechnical

OT-2026-000093220

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093220) never changes.

Identity and time

Publication numberOT-2026-000093220 · never reused
Internal UUID01a0ae9e-0911-778a-b1d2-e76167acd67f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093220
StatusPUBLIC

Content hashes

Canonical textd78526bf64c49111c6b4fe186c7b6a1fbd61d4436748d7331d176296362e12f8
Markdown77fc7b09beda5bb7dac139170eb55232934004283d2125321ac2db973db2c4b7
PDF
Publication page975fe9d748b93dfd1e511732903bfee7c4b0c0905ae897bc0d3f18d328e41f06
Manifestbd995d0ba42d422b34726d45f37c391fe744b20d7b63cacf4a5d628d08e39322

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
SignatureBIfkKOpS74Ob5skv+uhtppbsRWkREpg5D5IpxVKcEJdKJgAphK2ueVFStEVCCmNZ4m9JKCiRoHcA58B3u7biCg==
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

2026-09-17T09:40:33.443284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093220
observed 975fe9d748b93dfd1e511732903bfee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.426071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093220/manifest.json
observed bd995d0ba42d422b34726d45f37c391f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.409160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093220/publication.md
observed 77fc7b09beda5bb7dac139170eb55232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:33.392317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093220/publication.txt
observed d78526bf64c49111c6b4fe186c7b6a1f...
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.