OpenTechnical

OT-2026-000093740

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000093740) never changes.

Identity and time

Publication numberOT-2026-000093740 · never reused
Internal UUID01a0ae9e-508c-7890-8334-ca182db3cb33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093740
StatusPUBLIC

Content hashes

Canonical text5f729b32874ae8508eacebf1b81010b9730b035a41d6d2759421a57106524f83
Markdowndbdbb733f3cf3730db7accd2deb222a2c894976dd5b78d7c28c4207704534f94
PDF
Publication page49a5df7ec8610b3e85e923c364a339799025d8905f93356ddada9b33bb29fe9b
Manifest125506170291f93df7ac157ae555626601f6dfdce2e63fffcdbbdbdc028dd374

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
SignatureBlRc0syV1fLjg7T/6lyeY6xVNZ5Ve90esQmmQ/6AQyNB/56i6ofPNcUi9EvyNR/ScytzAOebmD7uH7QvSjeFBQ==
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

2026-09-17T09:39:49.024891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093740
observed 49a5df7ec8610b3e85e923c364a33979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.005876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093740/manifest.json
observed 125506170291f93df7ac157ae5556266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.988625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093740/publication.md
observed dbdbb733f3cf3730db7accd2deb222a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:48.971524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093740/publication.txt
observed 5f729b32874ae8508eacebf1b81010b9...
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.