OpenTechnical

OT-2026-000071483

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000071483) never changes.

Identity and time

Publication numberOT-2026-000071483 · never reused
Internal UUID01a0ae91-e0ed-7977-88ad-591954e8df13 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071483
StatusPUBLIC

Content hashes

Canonical text356c5494b211bbcf7129ad39cf7e0f4947238a889e70c3da5861d7955f11d70f
Markdown754b2adc9263f2bfb679d8027bbd723ab6b3fa9a6eb485db5db2265faf0f008f
PDF
Publication page367843abe9e3708a51e6090e9cc74fe44692c92c6493c22fa169085fd758cba4
Manifestbf7570175391ab84b27dcc64de0607dfa579558086923f367d0b30278d7cbc3a

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
SignatureDAHIJo7S3yRt6PBchAqkRkbUBuTBtZL110QWyCmZ2aBYADWc4B2MVQeOxRGCYMML2FLDEvSepFE+LqKkf3Q+BA==
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

2026-09-17T10:25:07.610214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071483
observed 367843abe9e3708a51e6090e9cc74fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:07.592814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071483/manifest.json
observed bf7570175391ab84b27dcc64de0607df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:07.574562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071483/publication.md
observed 754b2adc9263f2bfb679d8027bbd723a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:07.557644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071483/publication.txt
observed 356c5494b211bbcf7129ad39cf7e0f49...
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.