OpenTechnical

OT-2026-000092623

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line 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-2026-000092623) never changes.

Identity and time

Publication numberOT-2026-000092623 · never reused
Internal UUID01a0ae9d-b5fe-7c72-b512-48b49661f5a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092623
StatusPUBLIC

Content hashes

Canonical text10f2585b8c4e7ecdd9d9b69a2e3f6ff7fbf6bb9dd3e7aa818c9459df4b0b0ef0
Markdown4a4e976b19d608e845f282880af10eb24d41d94d8dd91d384e72c61e5a9348e4
PDF
Publication page5e765ccf5704d7e382aaff9020c30fc63acf8ab2ce71f87759496d6f84444d5c
Manifest8c4347e78df66bafb924b30acccfc3fa2751cad7ae22e343d60ee0d0c91fc98a

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
SignatureGpLthJy3jZ/pm1UQP+MOCVEXfReY+g+2SEvw0QJvE/KZ9kGGtuZNEvpoeo8P921PLE5IZstEeRXjkL4j5VKlBw==
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

2026-09-17T09:41:13.386206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092623
observed 5e765ccf5704d7e382aaff9020c30fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.368852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092623/manifest.json
observed 8c4347e78df66bafb924b30acccfc3fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.350386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092623/publication.md
observed 4a4e976b19d608e845f282880af10eb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:13.332749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092623/publication.txt
observed 10f2585b8c4e7ecdd9d9b69a2e3f6ff7...
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.