OpenTechnical

OT-2026-000089786

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold 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-2026-000089786) never changes.

Identity and time

Publication numberOT-2026-000089786 · never reused
Internal UUID01a0ae9c-1a22-776b-a8ef-bf5ba7ecc547 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:21.039513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089786
StatusPUBLIC

Content hashes

Canonical text84d859023f6ab09676ecbefc016706ee62a75969248b0f579b180263d3778d9b
Markdown86d10ae1161d839135cbeae0d8f3e87e8f3eb639ca9d35bd3495a3b39aadb480
PDF
Publication page2bd24d9a7fcfbb23ba07255a2f6a1f53170f8935ad07220f568c9628ed2f2356
Manifest3ab83e1d5b6bb270ec011a7f4b18ee9e47333a0466b4059e6fa95d9c9c28061c

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
SignatureJclM5lhrdGyeBc/EOSZk1wCXQ5WfklEjWpHZsBBBZkxo6W23Fnmpczn2MF+Nx/JUxjDR2SgBoxE3u6oON1J3BQ==
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

2026-09-17T09:46:52.619950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089786
observed 2bd24d9a7fcfbb23ba07255a2f6a1f53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:52.603853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089786/manifest.json
observed 3ab83e1d5b6bb270ec011a7f4b18ee9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:52.585113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089786/publication.md
observed 86d10ae1161d839135cbeae0d8f3e87e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:52.566715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089786/publication.txt
observed 84d859023f6ab09676ecbefc016706ee...
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.