OpenTechnical

OT-2026-000095549

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095549) never changes.

Identity and time

Publication numberOT-2026-000095549 · never reused
Internal UUID01a0ae9f-8f74-7546-b905-7fa90ba5642d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095549
StatusPUBLIC

Content hashes

Canonical text3d416e583c170962b70daf184bd56e0e4b8024e759f9f9e5aa72d7dae3af41c2
Markdownc9d496ebaa204b90cf70fd79c1165dc21f90b4a37d6ccfe13926d4a00a8d840b
PDF
Publication page9807ff0dece7e11cd45a65cf7577aeb51800875e705bbf9630964c7cf7f86876
Manifestad8910f06568899f2c819eae8cd42b48737e1106f6be7df8c818ac0db9dc4f6f

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
Signaturex+6VniTsQm3BpCCyyRJR4xcEyBGW7hmduMtNr0/BtvYe5zb+huz3z1iGeVoT01dDxSBEAzyrFhkAnuSIN5QZDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:57.788943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095549
observed 9807ff0dece7e11cd45a65cf7577aeb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.770780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095549/manifest.json
observed ad8910f06568899f2c819eae8cd42b48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.754784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095549/publication.md
observed c9d496ebaa204b90cf70fd79c1165dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:57.738821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095549/publication.txt
observed 3d416e583c170962b70daf184bd56e0e...
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.