OpenTechnical

OT-2026-000073323

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line 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-2026-000073323) never changes.

Identity and time

Publication numberOT-2026-000073323 · never reused
Internal UUID01a0ae92-efb7-7f30-a9ee-7fdbbe0c2903 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073323
StatusPUBLIC

Content hashes

Canonical text04742c0233f7e79cd66cb6b34d6e1e8a9f0b6ad8ce07ea97fc776ba52205112e
Markdowna7d50c31f9c5d5f00e111609a2c74d618425e9bdf86dc48f233fa35d88bc690b
PDF
Publication pagec6fac27513c13fd82dd773bbe1e5ab1a412c3a45074b4052a7ed979cd294d909
Manifest8d86f2da51eea0033f0df1b5ab3edb24e19d0c2f3ebbed7a7551f6206275fd0f

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
SignaturedhEiOTbYWmgvSKHf9mheJgcOs8CHQMeU2xiBB82/BYhXi1m8fmlLSlhJ1J3F004mpDJjKY9K0+Qm8oeJwRopDg==
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

2026-09-17T10:21:20.374761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073323
observed c6fac27513c13fd82dd773bbe1e5ab1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:20.356385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073323/manifest.json
observed 8d86f2da51eea0033f0df1b5ab3edb24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:20.336186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073323/publication.md
observed a7d50c31f9c5d5f00e111609a2c74d61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:20.316548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073323/publication.txt
observed 04742c0233f7e79cd66cb6b34d6e1e8a...
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.