OpenTechnical

OT-2026-000069394

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000069394) never changes.

Identity and time

Publication numberOT-2026-000069394 · never reused
Internal UUID01a0ae90-b529-7e11-b43e-b9a9149f8539 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069394
StatusPUBLIC

Content hashes

Canonical textc8889a632c44cbc39096f9554ccb101adf2fd79465eb18eb7de34d660a844272
Markdown67f9cbe49299749b0a7a0e604215f11a58124e2659bc468d6ff5eb4cec7af83e
PDF
Publication paged2e78cf866eb6c632d3917fb75a072e7713807bf9f19c6ee4f4290dd6fed4d56
Manifestd05fcb447ed95555913fdba5f6537bab361194fc17afe2390e68c80340a51921

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
Signature2H4LAr+1uCU2xfFhC0J4lpMDwB2L0NZ5dOegYaPCbhVUwptScvdfZzBT86BXKJcYYQKTxZ2xz5QWnakddoI9DA==
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

2026-09-17T10:30:19.090214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069394
observed d2e78cf866eb6c632d3917fb75a072e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.072415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069394/manifest.json
observed d05fcb447ed95555913fdba5f6537bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.054147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069394/publication.md
observed 67f9cbe49299749b0a7a0e604215f11a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.035260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069394/publication.txt
observed c8889a632c44cbc39096f9554ccb101a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.515215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069394
observed d2e78cf866eb6c632d3917fb75a072e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.497108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069394/manifest.json
observed d05fcb447ed95555913fdba5f6537bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.481744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069394/publication.md
observed 67f9cbe49299749b0a7a0e604215f11a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:59.464448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069394/publication.txt
observed c8889a632c44cbc39096f9554ccb101a...
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.