OpenTechnical

OT-2026-000060987

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000060987) never changes.

Identity and time

Publication numberOT-2026-000060987 · never reused
Internal UUID01a0ae8b-12f3-7ca7-bd73-3d1fd85916a1 · 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-2026-000060987
StatusPUBLIC

Content hashes

Canonical text7086f571c8be9febb59df21ca13e365ba76c6407a5b0169d86e8fbc1f2581f05
Markdown008ec62ae43f62f901ff7336c2bcfade4102630d944602f54ad9143dc61236bc
PDF
Publication pageef7e59005dc3c17781d96d4c31125e24a5d931013aea7d497c8b6c5accc2e6e1
Manifest6fb26873bc0f06c5d3b460c73d8dc7f1e3bf168608b0b37372bd789dd5d7cd6a

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
SignatureI3UjniN8DYDVMXNVBs+GWHuVTYd6TkmTR7PripYJUTq2bjvvFAgWRagklKLYS7YnWC+4J5Lvh8IJUpd2xy3UBw==
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

2026-09-17T10:42:16.368862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060987
observed ef7e59005dc3c17781d96d4c31125e24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.350840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060987/manifest.json
observed 6fb26873bc0f06c5d3b460c73d8dc7f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.332547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060987/publication.md
observed 008ec62ae43f62f901ff7336c2bcfade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.316745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060987/publication.txt
observed 7086f571c8be9febb59df21ca13e365b...
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.