OpenTechnical

OT-2026-000041314

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, sustained blow-off after 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-2026-000041314) never changes.

Identity and time

Publication numberOT-2026-000041314 · never reused
Internal UUID01a0ae79-b144-7f20-95fa-9646c3712635 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041314
StatusPUBLIC

Content hashes

Canonical text770e9ad8122a5148a0c25e152c16402331d9065eeeaef40e889bd204d28ef975
Markdownc21d577538884f227209c75498ae2bcc9ac89ee13048fa6d95d0d479d2f3c75b
PDF
Publication pageee865830980624f895572e49346c8d09177af75bbe4527727998acde0674fc74
Manifest8bfec7ed54790752fd1f8dae35d065f443c8a9e43523146ce40bad6aec0f4699

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
SignatureT2Ejhg4Jak4PeyohN+2EbYBsSExLzQqI63mppOpLAin6YqWqEB3gHHWE06nl7kES8ewcOnvM4k1CiWDCamD2Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:18.162333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041314
observed ee865830980624f895572e49346c8d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.142950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041314/manifest.json
observed 8bfec7ed54790752fd1f8dae35d065f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.120724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041314/publication.md
observed c21d577538884f227209c75498ae2bcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.022285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041314/publication.txt
observed 770e9ad8122a5148a0c25e152c164023...
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.