OpenTechnical

OT-2026-000069037

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000069037) never changes.

Identity and time

Publication numberOT-2026-000069037 · never reused
Internal UUID01a0ae90-6dce-7f35-8656-05915a03f131 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069037
StatusPUBLIC

Content hashes

Canonical text246f5dca20a92bff9971949d490948073e92b76a1c456226c18a404c41202553
Markdown538d261554282310888250c4dcc7b4aa725ad88ad2303802d6968c6f107fc7e5
PDF
Publication pagebfeb95a98ef375615fd1ea02c244da9015467a1704ccb2d1b36ba32663f0eb75
Manifestf1ff3f96ae193436ed38d350d7d77b48d34c7f94269eee2f38dee966e0d946f8

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
Signature0OiZ2REgIFj7wX31knwJhX0AgOadD7+0dV7Mbhhnj98anuM2YW3tmd1FmUuB48RRATCXlUYQe96NmQnHTBT+BA==
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

2026-09-17T10:28:53.696606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069037
observed bfeb95a98ef375615fd1ea02c244da90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.677230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069037/manifest.json
observed f1ff3f96ae193436ed38d350d7d77b48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.657475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069037/publication.md
observed 538d261554282310888250c4dcc7b4aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:53.639407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069037/publication.txt
observed 246f5dca20a92bff9971949d49094807...
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.