OpenTechnical

OT-2026-000069566

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000069566) never changes.

Identity and time

Publication numberOT-2026-000069566 · never reused
Internal UUID01a0ae90-b52b-7be4-a707-7b1cedaab514 · 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-2026-000069566
StatusPUBLIC

Content hashes

Canonical textee5f581502757d54d55bf274c5abef50bf1532f2a77a93ada7f7e718db1a7a19
Markdown9e9302b25caf52c4a7d9cde1305fc72a087e885ac7e0056b72c415dc279ea4bf
PDF
Publication pagea1851a1531a62a1ddceecf2ab666376c3f5dce707187a93bc555df22e4419646
Manifestc6c840ea183b105dba452111217c2def5568f894edc5577f79b1a701489d769b

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
SignatureRAhWcL95QaQLz7a5TXmaGiL0+Zt1CR4dxQn4eEGKATGeUmuXL9kYBH/vgYfgD96fone37EfiWeJxebQoqOSeAA==
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

2026-09-17T10:30:41.219629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069566
observed a1851a1531a62a1ddceecf2ab666376c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.203231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069566/manifest.json
observed c6c840ea183b105dba452111217c2def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.188051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069566/publication.md
observed 9e9302b25caf52c4a7d9cde1305fc72a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.171661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069566/publication.txt
observed ee5f581502757d54d55bf274c5abef50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.269122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069566
observed a1851a1531a62a1ddceecf2ab666376c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.251687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069566/manifest.json
observed c6c840ea183b105dba452111217c2def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.233047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069566/publication.md
observed 9e9302b25caf52c4a7d9cde1305fc72a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.214947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069566/publication.txt
observed ee5f581502757d54d55bf274c5abef50...
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.