OpenTechnical

OT-2026-000060647

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000060647) never changes.

Identity and time

Publication numberOT-2026-000060647 · never reused
Internal UUID01a0ae8a-b7cd-7c6d-a6f1-46aae6a24ac8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060647
StatusPUBLIC

Content hashes

Canonical text46a1e9315f1d8e5dd4c4660a7ce453c9138e8ecb8e7f82363e8717dfd8853f4e
Markdownd8c0c4c0c5cda18b00c82298cd1fa1ee0a000920c567ba81b4dc75e11bf9d432
PDF
Publication page990d0d977aa99561c5f38b4153b644c9eaa265bfadb5cca5da1e365d8641c6f5
Manifestd4a4d7776c7927efc219267ad3c0c71ba7f911465555747f1a02dfb545f66e90

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
SignaturenZ+F6sVCIntDfMyFx/0l7znwyDj8hDjxTOtxAbQ0brBUqfQiL8Oxsk4Mh3bKZCbbetuXHVo8ixxXRdKMaJXqAA==
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...

Independent retrieval

2026-09-17T10:43:16.821942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060647
observed 990d0d977aa99561c5f38b4153b644c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.784456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060647/manifest.json
observed d4a4d7776c7927efc219267ad3c0c71b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.767190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060647/publication.md
observed d8c0c4c0c5cda18b00c82298cd1fa1ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:16.746985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060647/publication.txt
observed 46a1e9315f1d8e5dd4c4660a7ce453c9...
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.