OpenTechnical

OT-2026-000081693

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, sustained blow-off before set-down

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-2026-000081693) never changes.

Identity and time

Publication numberOT-2026-000081693 · never reused
Internal UUID01a0ae97-0f73-7545-b650-fe377ebffab7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081693
StatusPUBLIC

Content hashes

Canonical text0c1a8bb85387b24695db1d5085b80594362777f981ff0e1b399cb630bd066d6a
Markdown6f0a64e661b433776c3a94bef4c3614f5acd23d9863c9f99c31612db4aa7af02
PDF
Publication page0ff2dea53fc443135087c994a19810134b9c3b446ab6755c146ab7f3c968ed8f
Manifeste645ae37c218152cec6b00c4cb5be8298f81665e19838c3ce92777b7912e9372

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
Signature06OTgeYaTfGK7MbpUIn0XazAL15fjPWI3Q/J3mNicjqPMx20N3GyyU1MTqv0m2Y6hIy2cZWeb7/rFR/VQui3Dg==
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

2026-09-17T09:59:45.547452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081693
observed 0ff2dea53fc443135087c994a1981013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:45.529439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081693/manifest.json
observed e645ae37c218152cec6b00c4cb5be829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:45.509854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081693/publication.md
observed 6f0a64e661b433776c3a94bef4c3614f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:45.493578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081693/publication.txt
observed 0c1a8bb85387b24695db1d5085b80594...
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.