OpenTechnical

OT-2026-000079167

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000079167) never changes.

Identity and time

Publication numberOT-2026-000079167 · never reused
Internal UUID01a0ae96-0b8f-7d26-9c71-b6aa1f479d02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079167
StatusPUBLIC

Content hashes

Canonical text064807d5f3e8c6f601e144509bab6b0f6f37a2018995b52d6677343688059f71
Markdownbcfd918aef89254ef26a3f60b8e150ef9bcc1aad06767cf63aa0af6db20a7cb9
PDF
Publication pagebc1239d18e24bd5770ed5a14609686159c883f126021d3fef4bbafad107555e1
Manifest6373fbe4f8b68c8ecbcdefa24a2f813aa886bff2ae2c66a27e7510648869d13c

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
Signature0e/dlzbuKs7wmkOBSK3cr2xHW/AYtf1an2+Lqcl+n6qQBs2bMCTb3TFkyvoXkbgnS5c0gequRD+y7SwTM2oPDQ==
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

2026-09-17T10:04:45.583217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079167
observed bc1239d18e24bd5770ed5a1460968615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:45.565763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079167/manifest.json
observed 6373fbe4f8b68c8ecbcdefa24a2f813a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:45.547749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079167/publication.md
observed bcfd918aef89254ef26a3f60b8e150ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:45.529897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079167/publication.txt
observed 064807d5f3e8c6f601e144509bab6b0f...
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.