OpenTechnical

OT-2026-000088189

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000088189) never changes.

Identity and time

Publication numberOT-2026-000088189 · never reused
Internal UUID01a0ae9b-1aa8-7888-8dc0-3dce35ba73d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088189
StatusPUBLIC

Content hashes

Canonical textf86aee6e641284eb6a55aa20d922a97aae146b72ccceb52654a23a541739732b
Markdownc80e784004b0e02d11590b40ed3de18f3d7fd2c8f59a81172b6373a53540418e
PDF
Publication page0cc69437631d2c0919ee23f274cfff60cacf63d202d26cc0bf7e18f1c3c0b66b
Manifest0e56cde195eee0be65251efcd912249b1a7aa6f34ed903d93c4390f491d8627c

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
SignatureVpdSdjDks6k9kQApuOvKqr61tgSNUQm9dT6mDAzo4q2NTNb5ggzxi9TpKQRwnlda6stPWlY6r6j/NvXteeXJDA==
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

2026-09-17T09:50:15.549604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088189
observed 0cc69437631d2c0919ee23f274cfff60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.530860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088189/manifest.json
observed 0e56cde195eee0be65251efcd912249b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.511790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088189/publication.md
observed c80e784004b0e02d11590b40ed3de18f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.493791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088189/publication.txt
observed f86aee6e641284eb6a55aa20d922a97a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.968485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088189
observed 0cc69437631d2c0919ee23f274cfff60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.949439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088189/manifest.json
observed 0e56cde195eee0be65251efcd912249b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.930615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088189/publication.md
observed c80e784004b0e02d11590b40ed3de18f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:14.912450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088189/publication.txt
observed f86aee6e641284eb6a55aa20d922a97a...
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.