OpenTechnical

OT-2026-000101009

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101009) never changes.

Identity and time

Publication numberOT-2026-000101009 · never reused
Internal UUID01a0aea3-c377-7984-a08f-a847b4e7e00b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101009
StatusPUBLIC

Content hashes

Canonical text82c37dd0ab0afd3ab6d81b50784bc97d0b8a29d25e9c1e32cfd29f63c1264a38
Markdown65d58b13562b6fc66c254abf6c92de2fb9e5ed850ff80610fd08c2421ef7900f
PDF
Publication pageecbd44e70fc5a54bad3ae652e2def0dadd9ffd32c4d404d24dfde27764be442c
Manifested181c2ef196e275c77876bedc6295433b0c63607584a6ac13563e1915251ec7

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
SignaturefemG/WD97U/VOlpaiqVEnwzx8D+wVqFTU03JprzrMQTYhvdepBreyXZ1/x6GRDY6WvxceOJio6t/vj1lTdHcBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:36.655873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101009
observed ecbd44e70fc5a54bad3ae652e2def0da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:36.640441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101009/manifest.json
observed ed181c2ef196e275c77876bedc629543...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:36.623410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101009/publication.md
observed 65d58b13562b6fc66c254abf6c92de2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:36.606605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101009/publication.txt
observed 82c37dd0ab0afd3ab6d81b50784bc97d...
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.