OpenTechnical

OT-2026-000095136

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, pressure sensor per zone, 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-2026-000095136) never changes.

Identity and time

Publication numberOT-2026-000095136 · never reused
Internal UUID01a0ae9f-8f6e-764b-98b6-d79b5fef71c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095136
StatusPUBLIC

Content hashes

Canonical textbdf916248ea99e7d6c68ae557ff9ee63b2a904a7542fe35d455caeeaef7087a5
Markdown1ff7badb858f63bc4c87b4dedf729daa260f6f0f61e3176b55dfeee94819e008
PDF
Publication page6a0d2c52304520c2d8cc81770fa64c1b4bb9413456b450ae396a2a7ef54d183f
Manifest945012d04022d364889aac7e8ebec9d86ffc6a2c4b6ad44602465b84a3f4f831

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
Signaturewnz9ukMtzWPV19tb2O6HpeOrcgCKWLvLB6b17WNi5JlNgJhgNFzOFhFZXBC4jMcxnmYjJbRK2UtDvKtMm2abBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:25.953660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095136
observed 6a0d2c52304520c2d8cc81770fa64c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.934727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095136/manifest.json
observed 945012d04022d364889aac7e8ebec9d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.918200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095136/publication.md
observed 1ff7badb858f63bc4c87b4dedf729daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:25.897862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095136/publication.txt
observed bdf916248ea99e7d6c68ae557ff9ee63...
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.