OpenTechnical

OT-2026-000069132

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069132) never changes.

Identity and time

Publication numberOT-2026-000069132 · never reused
Internal UUID01a0ae90-6dcf-70a3-aad3-69127037650c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069132
StatusPUBLIC

Content hashes

Canonical textaf368bb152355eee4a2756ddd0f9d257176bece6a49c8c5950d0a74b6bdf6d8b
Markdown74a4251c55424fe437fd9caa1e6dafba8281f6b46dbf35a29bb9be7cd8012988
PDF
Publication pagec5f25d17a5f9dc19b545e3e5644ea87d959bb6a31611ff5fdcb6dfcce6e837b4
Manifesta6d1c3fdb0198a33de1cdbbfc4222aa1c171f991b6f23b0e1903cc7dcdece6a0

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
SignatureoiZOnNvFEgFJiHk0lfzJ6xWcO4ytiu+htMeq/RSl8RM+gRizJgkLiMDzknB/30yftqf5SV0Br1/Wk7I3Xi3cBw==
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

2026-09-17T10:29:00.789858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069132
observed c5f25d17a5f9dc19b545e3e5644ea87d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.771582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069132/manifest.json
observed a6d1c3fdb0198a33de1cdbbfc4222aa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.753195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069132/publication.md
observed 74a4251c55424fe437fd9caa1e6dafba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:00.735694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069132/publication.txt
observed af368bb152355eee4a2756ddd0f9d257...
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.