OpenTechnical

OT-2026-000064984

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000064984) never changes.

Identity and time

Publication numberOT-2026-000064984 · never reused
Internal UUID01a0ae8d-debe-7a35-a751-4601fbcbca5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064984
StatusPUBLIC

Content hashes

Canonical textd3b0a7b633d94743fa133cf718ed9089692c11aee8cd2f67997d7ca22fd2549f
Markdowne9149234772d6ea32b310235f77e3fc9c830838d359a0477a069bd25779743f5
PDF
Publication page6d9c71f8c739309a0a34315d930dafd3e8a12ec24e4fe2e8bd1015f57a2e3ef4
Manifest5c7d176d63886bac7dc65cf677395346aa5252243950fc1490ecc47db56a8753

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
SignatureUlXI/Gqe9maKyFt1fpyj1F1cpxVmZPNcoMJ4mNCTEYVa4n2HbmWDsYSn9Ikb9zllVm0iF1uMiLmMhRRjKCwBCw==
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

2026-09-17T10:35:56.022177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064984
observed 6d9c71f8c739309a0a34315d930dafd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:56.002428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064984/manifest.json
observed 5c7d176d63886bac7dc65cf677395346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:55.985609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064984/publication.md
observed e9149234772d6ea32b310235f77e3fc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:55.967147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064984/publication.txt
observed d3b0a7b633d94743fa133cf718ed9089...
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.