OpenTechnical

OT-2026-000036715

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000036715) never changes.

Identity and time

Publication numberOT-2026-000036715 · never reused
Internal UUID01a0ae77-46e8-76df-a05d-9f6c17754f17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036715
StatusPUBLIC

Content hashes

Canonical textbc04416a5aa23c763a9feebb0ef7f1f6f621e15e7dab433c036bd02fae824cd2
Markdowne3c001624982cac343050f38e3abad47c72525c59097e7d062921540b3a351c3
PDF
Publication page167eb87386521d55a0ea3a9657997583579fef4b1d2c5f16b4e2088bc5a64cd3
Manifest093e84d8108cff7fcb7c3fe2ed2a66a720360be175f11855eac7368cc464fbd9

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
Signatures9sahyh01unZDVX8g8ROwz4opgjJ77292xQOd+9BaSf46Cj9HKWVoySt86bXfX5zQ0VPIEW/7FJyZ/5MRtEfBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:04.649348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036715
observed 167eb87386521d55a0ea3a9657997583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.631744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036715/manifest.json
observed 093e84d8108cff7fcb7c3fe2ed2a66a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.615563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036715/publication.md
observed e3c001624982cac343050f38e3abad47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.599081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036715/publication.txt
observed bc04416a5aa23c763a9feebb0ef7f1f6...
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.