OpenTechnical

OT-2026-000080607

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, sustained 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-2026-000080607) never changes.

Identity and time

Publication numberOT-2026-000080607 · never reused
Internal UUID01a0ae96-7e79-7a86-8050-1950ce7bbe70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080607
StatusPUBLIC

Content hashes

Canonical text6e1f116b75a23607ea3966d1c84a9a0959c0561e35e1a8986de12c03ae2e41cb
Markdownf9b0ec4590af51b5e9646921c214401ba35fd70667c1d43f98c0347070562e1d
PDF
Publication page5d119077043778c8759c59c7e051972e4dce8cc1c46367ccd13687823dfcf58e
Manifest8dd853f24d0c5b913a699e953a1dc167edb7f496c78b11a6c5b7f1e6ef783a58

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
Signaturevaz7kepfvZCZuoWYNZKtnCav7nI26HD3oVRHj4z7sbkSOioj0909Db3PTmKoIy8BtUTKsW1Ykey+QQy75NfrCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:14.711957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080607
observed 5d119077043778c8759c59c7e051972e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.693856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080607/manifest.json
observed 8dd853f24d0c5b913a699e953a1dc167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.676656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080607/publication.md
observed f9b0ec4590af51b5e9646921c214401b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.659517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080607/publication.txt
observed 6e1f116b75a23607ea3966d1c84a9a09...
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.