OpenTechnical

OT-2026-000008613

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, single stage ejector, vented 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-2026-000008613) never changes.

Identity and time

Publication numberOT-2026-000008613 · never reused
Internal UUID01a0ae6a-e46b-7827-944f-f4265e167f89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008613
StatusPUBLIC

Content hashes

Canonical text93685a42e6ecf55b8253ee7218d2b1080b93fd56e37fbf3c361cdbc78c503770
Markdowne18b949f1e7a74c09719f365b008e8fc4fb2e6c57ab1b6c5ac269fc7962ef8b7
PDF
Publication page946b6813fba5203e35e88fff809262456742f654f5780bdc7e2c1bfddbd37379
Manifest45ce5194201ceacfe43fddcd7a1f9d73f1b1510c6d8d25e2a1e62de24c19d854

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+UriuCKkL4pNaxOtEK+OoxnrBCLoSYmkRoPuED70y63IwSaSYCWer8WbTx8aPN0q8WIqsRyel1y65eCLpBicDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:34.252838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008613
observed 946b6813fba5203e35e88fff80926245...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:34.231885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008613/manifest.json
observed 45ce5194201ceacfe43fddcd7a1f9d73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:34.213542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008613/publication.md
observed e18b949f1e7a74c09719f365b008e8fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:34.192402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008613/publication.txt
observed 93685a42e6ecf55b8253ee7218d2b108...
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.