OpenTechnical

OT-2026-000092658

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000092658) never changes.

Identity and time

Publication numberOT-2026-000092658 · never reused
Internal UUID01a0ae9d-b5ff-7408-b21f-4916e3b11e6f · 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-2026-000092658
StatusPUBLIC

Content hashes

Canonical text820a05ec4fd9f01b7b2c996f01625526743394ae4c39c07e5bf56e7a3ea57ce0
Markdown4732f4c47e81c6e10c007905bd52cffddc8e80222b455780e8076d848aba4996
PDF
Publication page81404431c7d780038ab2446db9653337420f894fb0390756c3215a9728542262
Manifesta4b70ef7604409d2b5ff43db39345573be1dc072e909c87eb8394672d35072ed

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
SignaturehTYgZLuDUAWUwV4LeNHjJ33DSD+tTWDCey4HZ8+IX8ZZ2Jm0pAH+3lRmKQYc7zbFl4ALhM0X09YqsQKFFXEnCw==
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

2026-09-17T09:41:16.021558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092658
observed 81404431c7d780038ab2446db9653337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:16.004542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092658/manifest.json
observed a4b70ef7604409d2b5ff43db39345573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.987219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092658/publication.md
observed 4732f4c47e81c6e10c007905bd52cffd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.967952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092658/publication.txt
observed 820a05ec4fd9f01b7b2c996f01625526...
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.