OpenTechnical

OT-2026-000055460

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000055460) never changes.

Identity and time

Publication numberOT-2026-000055460 · never reused
Internal UUID01a0ae86-a102-772c-ba1f-60213d9fffb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055460
StatusPUBLIC

Content hashes

Canonical text8f58d237bb4f1c063339a94da3046a71ff93a1160310bbd376c32d45f016c4ac
Markdown33207d3b8b9c8783a9233c6b4832686fef9664b00b533691d37e1dbb197ec267
PDF
Publication page9b8cc642380e0a72b1c002b572e49857fd500c5e605b6112c889183ab4d538df
Manifest461ed462e1ae96b29803a3cdc07ff910ac9944f9e882bbb687e7ce50d8edf470

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
SignatureHUkCGbWpB2HKFRBDUJxmHXj5OCtTq2U33hL4/Z+Rbnb0mYqyIi6JgPNNM5RftQAoenyd5wQgBSlz8Q5MJPV/Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:07.044177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055460
observed 9b8cc642380e0a72b1c002b572e49857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:07.025718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055460/manifest.json
observed 461ed462e1ae96b29803a3cdc07ff910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:07.008875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055460/publication.md
observed 33207d3b8b9c8783a9233c6b4832686f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:06.990533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055460/publication.txt
observed 8f58d237bb4f1c063339a94da3046a71...
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.