OpenTechnical

OT-2026-000034582

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line 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-2026-000034582) never changes.

Identity and time

Publication numberOT-2026-000034582 · never reused
Internal UUID01a0ae76-1ed0-7228-a442-3a5e83c1b2fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034582
StatusPUBLIC

Content hashes

Canonical textcddada4b4c7573d0c2cb87ed25fea0b4eaf8b8eee75081d8a988a83f87d12bb0
Markdownbf6e578539405fb953994648f2dde22d4929ec9f2cbd535994ed4d12a2c184df
PDF
Publication paged604fd628180cd02e4cb2984af8f7575df3082b6af6e720628fbfda6a7b666da
Manifest118cb437785a52fb48e2bd6eff1c4a646a1065c80d350dc0dd856a12a0a2da9d

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
SignatureJMLWLBKBzvGm7GH2jKWXLv9ka+yMDuSW5AwHrvT27Uz6Jpf8Z1SZYoaAv22DUHdC/fe1oijRY1UNBaqRtADUDw==
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

2026-09-17T11:28:57.186372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034582
observed d604fd628180cd02e4cb2984af8f7575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.168645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034582/manifest.json
observed 118cb437785a52fb48e2bd6eff1c4a64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.151900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034582/publication.md
observed bf6e578539405fb953994648f2dde22d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:57.131255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034582/publication.txt
observed cddada4b4c7573d0c2cb87ed25fea0b4...
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.