OpenTechnical

OT-2026-000088100

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000088100) never changes.

Identity and time

Publication numberOT-2026-000088100 · never reused
Internal UUID01a0ae9b-1aa7-70cd-a4ca-79a9e7ee9e7f · 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-2026-000088100
StatusPUBLIC

Content hashes

Canonical texta3a0522e4d95eda1038ade339f21f8d63ce953572159dc6c2187cbecee7d1c05
Markdownfd61313ebbb53268f7986a828fb32996a992987fb976cd03f6a531c61ff3b0a4
PDF
Publication page4cc25de65ea2e17f84540687437e5e7c3259ecd967bb79814e514cf6d96169e4
Manifest55b3d64c38e211158738fb2969f4f7e0b5eb6a2010421062db233b54db61ba76

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
SignatureSNvw/3ApUK/k2FUhvsP46622xysSHt6Hj39i69tUnLAJ7xU4RnICLhen3p2wXCDcaLfBNglQtH/zlTI4P5LTCg==
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

2026-09-17T09:50:06.858939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088100
observed 4cc25de65ea2e17f84540687437e5e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.839781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088100/manifest.json
observed 55b3d64c38e211158738fb2969f4f7e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.819956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088100/publication.md
observed fd61313ebbb53268f7986a828fb32996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.795892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088100/publication.txt
observed a3a0522e4d95eda1038ade339f21f8d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.987316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088100
observed 4cc25de65ea2e17f84540687437e5e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.968553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088100/manifest.json
observed 55b3d64c38e211158738fb2969f4f7e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.948067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088100/publication.md
observed fd61313ebbb53268f7986a828fb32996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.927751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088100/publication.txt
observed a3a0522e4d95eda1038ade339f21f8d6...
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.