OpenTechnical

OT-2026-000086376

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, sustained blow-off before 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-2026-000086376) never changes.

Identity and time

Publication numberOT-2026-000086376 · never reused
Internal UUID01a0ae9a-2c96-7869-b3cd-b6dcd9e96c96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086376
StatusPUBLIC

Content hashes

Canonical text72e84d9fc0e9220d8dde12d808bf75fa2932e9a8398df9cba92d684a3deddc3b
Markdowncc810928babd6edd818dfc6adea344725087a74eafb73100e6a312164f2a61ef
PDF
Publication page4d7ab7d17c866e4d106671d27ca7bbe33c68c6af3e5d76aeacedf97a99bc7093
Manifestf5adf36310b76f900f82a9e8fc70d37d867c56948a89a8f3f277fa27cc835f2d

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
Signature+pR8Ovvajq9z+38sDTExPn9X3rydtYCYE9ifRcUuNtWHJTg2R7ebmghAZNPLaPVBwqkSQEyCI3Xf6qVAaFPDDA==
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

2026-09-17T09:52:04.185288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086376
observed 4d7ab7d17c866e4d106671d27ca7bbe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:04.169580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086376/manifest.json
observed f5adf36310b76f900f82a9e8fc70d37d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:04.152786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086376/publication.md
observed cc810928babd6edd818dfc6adea34472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:04.134589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086376/publication.txt
observed 72e84d9fc0e9220d8dde12d808bf75fa...
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.