OpenTechnical

OT-2026-000061147

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000061147) never changes.

Identity and time

Publication numberOT-2026-000061147 · never reused
Internal UUID01a0ae8b-137e-70f6-a6f7-ae4d8704abbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061147
StatusPUBLIC

Content hashes

Canonical texta18dceeafa01b48ebbe2bc5c00c35b019000db8638f5f76c5946263f7130bfd2
Markdown9711e6d8d4c50acc1cb1424ee30d8bb6ca25e075635fa11c4b156d24e8b65edc
PDF
Publication pagefaef3276402e152176c20e35b857e52592fb6d9e3e4b82891dd9c724da14be4e
Manifestb65829f4bf7c91b847a4e872511abb59ec4f791f7016fdb609d71d7aa25c9b63

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
SignaturemJyU/ecdpgMHmDo17dMooXKD4s1gU/Cx5EdqnClF6RVy0pACtFCaqLjy6jyXAvdqIE0uh6njoUAtXI/tZ36WCw==
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

2026-09-17T10:42:31.761697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061147
observed faef3276402e152176c20e35b857e525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.744151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061147/manifest.json
observed b65829f4bf7c91b847a4e872511abb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.726932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061147/publication.md
observed 9711e6d8d4c50acc1cb1424ee30d8bb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:31.708508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061147/publication.txt
observed a18dceeafa01b48ebbe2bc5c00c35b01...
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.