OpenTechnical

OT-2026-000067176

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000067176) never changes.

Identity and time

Publication numberOT-2026-000067176 · never reused
Internal UUID01a0ae8f-14ff-771f-85fc-0f16cb350928 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067176
StatusPUBLIC

Content hashes

Canonical text58234c377fb035659311d8752be57b4084f63f7aed65f7a2f1189db9295628a8
Markdown9df4aa06dc24a578f6dbab9c6fe1b3814e3aa8c0f8f75cd7127ed3ee6938c81f
PDF
Publication page098a83894e92f8609b23cd993053329f06d36e654fa6ebbb8538f3197f0bcf88
Manifestc1fa72a6362c98c86826a901ec6b9194a53b3a4072d66da351829544264d3b19

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
SignaturefeSny2EzIfPqcvGlSpdNWVjdAvcD6JhlnyQKxP/KcObm1VRKQr+0E8RAHFobnO0S64fG/7ueP1K46MwRjaz4Bg==
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

2026-09-17T10:32:27.526459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067176
observed 098a83894e92f8609b23cd993053329f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:27.509881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067176/manifest.json
observed c1fa72a6362c98c86826a901ec6b9194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:27.493760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067176/publication.md
observed 9df4aa06dc24a578f6dbab9c6fe1b381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:27.474852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067176/publication.txt
observed 58234c377fb035659311d8752be57b40...
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.