OpenTechnical

OT-2026-000052265

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000052265) never changes.

Identity and time

Publication numberOT-2026-000052265 · never reused
Internal UUID01a0ae83-e791-70fe-befe-63b7af11a3a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052265
StatusPUBLIC

Content hashes

Canonical texta48d86601f94249495f0d587186782c0c7d6ac98460731c999dad8be550fe22c
Markdown41a0090e87745629fdc5db3c9c2773648833b83336fce2ee47f79aa9e237208f
PDF
Publication pagef4f1aff490f767bbe18024b2add84fd76f1545d0b1c66861126625cb37f19657
Manifestfd92408886888c1e6bf6772c735a0189314c12ec114280966ab4aa0b9087752d

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
SignaturentYgmTgyUpUuMhDaoP+rkQzK0wtcWkdqXoaKFeZOqdWMUxiWYrNT2sIrFDXaqmrMmaMzhXAMo90yoCmnPQXrCg==
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

2026-09-17T10:57:51.082996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052265
observed f4f1aff490f767bbe18024b2add84fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:51.064032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052265/manifest.json
observed fd92408886888c1e6bf6772c735a0189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:51.045695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052265/publication.md
observed 41a0090e87745629fdc5db3c9c277364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:51.027262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052265/publication.txt
observed a48d86601f94249495f0d587186782c0...
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.