OpenTechnical

OT-2026-000069419

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000069419) never changes.

Identity and time

Publication numberOT-2026-000069419 · never reused
Internal UUID01a0ae90-b52a-7f33-8bfe-c25ff6f765e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069419
StatusPUBLIC

Content hashes

Canonical text43db520059180040aab84cc191328d1e1dcd43d3c54579a31311afc0361bc47c
Markdown75e02705687bc62b3c0f6cd66796479d132a083a99ecb3525afb162f8a2e5fcf
PDF
Publication page4eaa6eb73c0bdf64b3c0ede10d2c705b197373751360288cada4c1cd57a624f5
Manifestd9156b7c69d7cb7b0516d76b4aee2b2ef61c207e0a2ee59bdeadc6a85f0fa018

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
SignaturedsUo5RCiVAJ8kdyfYqpe5RPZuPnHsg3Q6CFTl9IjObUKClru1Gas4eYZDdi5GSoJQpZW9w6DJJTqYzqPhiYXDQ==
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

2026-09-17T10:30:21.189998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069419
observed 4eaa6eb73c0bdf64b3c0ede10d2c705b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:21.170675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069419/manifest.json
observed d9156b7c69d7cb7b0516d76b4aee2b2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:21.150659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069419/publication.md
observed 75e02705687bc62b3c0f6cd66796479d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:21.123266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069419/publication.txt
observed 43db520059180040aab84cc191328d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:01.404006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069419
observed 4eaa6eb73c0bdf64b3c0ede10d2c705b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:01.386846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069419/manifest.json
observed d9156b7c69d7cb7b0516d76b4aee2b2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:01.370151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069419/publication.md
observed 75e02705687bc62b3c0f6cd66796479d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:01.354164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069419/publication.txt
observed 43db520059180040aab84cc191328d1e...
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.