OpenTechnical

OT-2026-000062923

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000062923) never changes.

Identity and time

Publication numberOT-2026-000062923 · never reused
Internal UUID01a0ae8c-94a8-7887-ae1c-ceec3db7fd7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062923
StatusPUBLIC

Content hashes

Canonical textd3e309cbc9041c86e880fcd7a077957d6ba4dab1aedf40be99ef406c5a860cfc
Markdown6d1d1cb1dff202e4264c7804a1cbe27aa3805be78079603d805246bb9eb166cc
PDF
Publication page3991ce7b15fe30259ae8520cc1109547d3c9c1ccbf8c362ac56751f4d3bbda55
Manifestad8022b9d9a315052ec6dd66c58b91f8b3de0135b830b6897c79f841ccc17d16

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
Signature2+Ydnis6JPytJm3g/zfR+2I57pgMgMdRHdrldOCEk/3c95vd49i0DSh0/Jns6tDEpPF2d/t30j2xmhHVQjQ3AQ==
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

2026-09-17T10:40:18.357878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062923
observed 3991ce7b15fe30259ae8520cc1109547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.337224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062923/manifest.json
observed ad8022b9d9a315052ec6dd66c58b91f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.316572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062923/publication.md
observed 6d1d1cb1dff202e4264c7804a1cbe27a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:18.297126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062923/publication.txt
observed d3e309cbc9041c86e880fcd7a077957d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.662775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062923
observed 3991ce7b15fe30259ae8520cc1109547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.647133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062923/manifest.json
observed ad8022b9d9a315052ec6dd66c58b91f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.630965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062923/publication.md
observed 6d1d1cb1dff202e4264c7804a1cbe27a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.614647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062923/publication.txt
observed d3e309cbc9041c86e880fcd7a077957d...
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.