OpenTechnical

OT-2026-000095270

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000095270) never changes.

Identity and time

Publication numberOT-2026-000095270 · never reused
Internal UUID01a0ae9f-8f70-71ac-a359-b0b713643a6e · 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-2026-000095270
StatusPUBLIC

Content hashes

Canonical text47ce3064eec7075f1f55398571d2dec17e22d31b1b8f9010d23cc61e0265d448
Markdowndb91362a06e3d0e76b648e20d7156c9171d674b51620b7ff1faa5104399b6873
PDF
Publication page3ee2a9be2ba5dd00b8fa13201fc9effb26c6fcb55fbaadb473b7f5c259f1014d
Manifestb68451f23b4f82e96de9c826bf584b2c55df3ec5481c8d03e266d2bb4aec3e08

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
SignaturePh7pLTCgQU9rsjPUEgbIbrUPUPxFek320upGswWYJHdeUaHGZsxRwXI22nDhprqAeltjV2ooK9wtyBx2WYopDQ==
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

2026-09-17T09:36:36.386163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095270
observed 3ee2a9be2ba5dd00b8fa13201fc9effb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:36.366630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095270/manifest.json
observed b68451f23b4f82e96de9c826bf584b2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:36.349453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095270/publication.md
observed db91362a06e3d0e76b648e20d7156c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:36.332382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095270/publication.txt
observed 47ce3064eec7075f1f55398571d2dec1...
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.