OpenTechnical

OT-2026-000088063

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000088063) never changes.

Identity and time

Publication numberOT-2026-000088063 · never reused
Internal UUID01a0ae9b-1aa7-7b10-87f2-7eba13ee0534 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088063
StatusPUBLIC

Content hashes

Canonical text1b5d8253c604b8aee210681e8032f5d5b42435659650f563b8b91bc55930d229
Markdowncc73867523127a31a2757d090ee00379fca2a72b561e02ae56b9f00f992aa5e5
PDF
Publication page39ba19699bbd84a84c41d6a44efc0b4c349bd9781cdadf1d7d5b798d1ed44774
Manifest50fe03362b941275cefaf078966b33c045639d809f444e4f047304ac8cf8fef7

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
Signatureih1gc1W4R/GRY2lI59mUZ+yTRx3lBJjEwbN9I6JT4e2cIYnDzF9+O0BP9R6DY7YiKXmaFDGmv/ngRmf9k7NvBQ==
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

2026-09-17T09:50:03.564538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088063
observed 39ba19699bbd84a84c41d6a44efc0b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.543813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088063/manifest.json
observed 50fe03362b941275cefaf078966b33c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.522527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088063/publication.md
observed cc73867523127a31a2757d090ee00379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.505430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088063/publication.txt
observed 1b5d8253c604b8aee210681e8032f5d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.678132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088063
observed 39ba19699bbd84a84c41d6a44efc0b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.661166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088063/manifest.json
observed 50fe03362b941275cefaf078966b33c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.641734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088063/publication.md
observed cc73867523127a31a2757d090ee00379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.623959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088063/publication.txt
observed 1b5d8253c604b8aee210681e8032f5d5...
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.