OpenTechnical

OT-2026-000008988

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000008988) never changes.

Identity and time

Publication numberOT-2026-000008988 · never reused
Internal UUID01a0ae6b-31b8-72ef-9113-ab8909a3d5f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008988
StatusPUBLIC

Content hashes

Canonical text8757c4af92593635951607d3b883aeaeb9afaef83ca18a0aa3084d4dacda9914
Markdowna9e97070e511ff82ca9aa3b1b59a50d1e6661ff10d33dd957f1091df34c6c979
PDF
Publication pagee76d1ca090eda3baf5784fe65238e2617a62ef72423184e9bc15c57291a634de
Manifest257797b8c543acfbf016fb9378e810d5328dc9aace26d0404067bc0328beaafb

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
SignatureLS/+lOd46FmE3zmZ0Dt0vWyWvNG38C7s0th3iDU6zn2duQKP8S66KZjAepDCrZLqlFuT0Pb9QO98e0HVH9lGDQ==
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

2026-09-17T12:17:36.890389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008988
observed e76d1ca090eda3baf5784fe65238e261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.870845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008988/manifest.json
observed 257797b8c543acfbf016fb9378e810d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.853027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008988/publication.md
observed a9e97070e511ff82ca9aa3b1b59a50d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.833049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008988/publication.txt
observed 8757c4af92593635951607d3b883aeae...
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.