OpenTechnical

OT-2026-000081966

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000081966) never changes.

Identity and time

Publication numberOT-2026-000081966 · never reused
Internal UUID01a0ae97-0f77-7f20-865a-392fec6ff297 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081966
StatusPUBLIC

Content hashes

Canonical text8104b03aa33bdf33c2c4db9abb0d8d3dc28c2515ce86f29977aee0de7e9d6615
Markdown9b2c85d6fee355bf76d7c88b5ac025425724c6fd705e39ba9360faf85df5e541
PDF
Publication page16ef886f7dfd4609a0f335ada3cbfa588654afc28d2e9fe8546916d1b36636c5
Manifestc2f0a3aa28cc58b90140a25a848afbea393251b5013a6af7debe31ab26ac163d

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
SignatureHMxei4xK2TKAnA+q3PGnBVBcLbEtPmiIcgkdzRtrmh+QA8iY0ccfrXUcft8VHh1sHpDBngOmfT/q0jNOQli4Ag==
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

2026-09-17T10:01:06.231781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081966
observed 16ef886f7dfd4609a0f335ada3cbfa58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:06.214924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081966/manifest.json
observed c2f0a3aa28cc58b90140a25a848afbea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:06.199283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081966/publication.md
observed 9b2c85d6fee355bf76d7c88b5ac02542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:06.183036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081966/publication.txt
observed 8104b03aa33bdf33c2c4db9abb0d8d3d...
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.