OpenTechnical

OT-2026-000078895

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000078895) never changes.

Identity and time

Publication numberOT-2026-000078895 · never reused
Internal UUID01a0ae95-ccbd-721c-9e4c-79e98317b4a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078895
StatusPUBLIC

Content hashes

Canonical textd4707be7dfb5543389b1c43eb857cbf606f215cc7242965aec60341fd6c2246a
Markdowndf2591fba545a1cf984970890d424c5f2c4502c606118a7630bc4f7da1c47eba
PDF
Publication page3110b6e765c3015616626ed786185fb60b3a86dea67b5691cb2b890e1363fdeb
Manifest395d39d7a4ab041159e1d298d03a6b107b2c88fe909bf5af365318db2682ba90

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
SignatureyXqg3sakkYQN9LWbxvqypBsHvW3Vaua7Df4IkUAfb9sKWzJlJbjEeqFKe/0PfozQU6h7iVTpuoW1+hZC7N3bDQ==
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

2026-09-17T10:05:42.308500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078895
observed 3110b6e765c3015616626ed786185fb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:42.291542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078895/manifest.json
observed 395d39d7a4ab041159e1d298d03a6b10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:42.272454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078895/publication.md
observed df2591fba545a1cf984970890d424c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:42.255738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078895/publication.txt
observed d4707be7dfb5543389b1c43eb857cbf6...
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.