OpenTechnical

OT-2026-000055496

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000055496) never changes.

Identity and time

Publication numberOT-2026-000055496 · never reused
Internal UUID01a0ae86-a102-7c8e-ac68-61e9af003b64 · 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-2026-000055496
StatusPUBLIC

Content hashes

Canonical textde025db9918568808715a4be9287796100e8e344eaeb67ce7c346bb96f190f80
Markdown8f8548ae877e61f4163b52c372b9ebfbd7baf3b0abea7f32f4702626f768a513
PDF
Publication pageb42559252d17bfe2ca2872e85e9862df2b5b2eba62898574584624eca735e9b7
Manifest5fca9d0bf3b8343cca8491027b037478599fce4d829f09502773e1cffc38cf40

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
Signature++haP7YCvi1GCBQS/zVrodUdG40rZSlo0TbHWCyj34j7Mr2uf3PIlB1o8AePVfPKqf/QKdKIAXh9EJ1J5M4nAA==
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

2026-09-17T10:52:09.949112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055496
observed b42559252d17bfe2ca2872e85e9862df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:09.931095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055496/manifest.json
observed 5fca9d0bf3b8343cca8491027b037478...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:09.912143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055496/publication.md
observed 8f8548ae877e61f4163b52c372b9ebfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:09.893607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055496/publication.txt
observed de025db9918568808715a4be92877961...
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.