OpenTechnical

OT-2026-000088610

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, 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-2026-000088610) never changes.

Identity and time

Publication numberOT-2026-000088610 · never reused
Internal UUID01a0ae9b-8f0f-7a0f-97ef-1d13f11937f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088610
StatusPUBLIC

Content hashes

Canonical textb5dde75e62d7b8bb4c2071873b29fcb8ed62576451dcd239f7c6f3310238e252
Markdownba4e91de2c082638cd0f8d4dc0d6837b16f51099bdd4bbb9814fc6efa819aa39
PDF
Publication pagede607c70a9a62cc491dffaaa0ec93cc53acef99fc236e2aba7da0c460f4761dd
Manifestdfa93e1b9ecd19756b1b770ecceb2e4328609ebb820235e4df355e1aa6d2e800

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
SignatureR1p1KjQYw5uO3wBm2VvF6pikvB2MOiGY/0lycwUhtQOIEbzW2VrFgiw7P9vjHr18Y6DHY9VbFGd4m6mcf6N7Cw==
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

2026-09-17T09:47:48.914214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088610
observed de607c70a9a62cc491dffaaa0ec93cc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:48.896789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088610/manifest.json
observed dfa93e1b9ecd19756b1b770ecceb2e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:48.877735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088610/publication.md
observed ba4e91de2c082638cd0f8d4dc0d6837b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:48.859035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088610/publication.txt
observed b5dde75e62d7b8bb4c2071873b29fcb8...
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.