OpenTechnical

OT-2026-000008711

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000008711) never changes.

Identity and time

Publication numberOT-2026-000008711 · never reused
Internal UUID01a0ae6a-e46c-7f4b-93d4-acefc5638827 · 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-2026-000008711
StatusPUBLIC

Content hashes

Canonical texta1c9c18418fad42e7f7ee5d810be0848732e87d54077cccbb0e6d954c7eb19c7
Markdownbcf5d4a7298fc9d3a8eeb9903f140bb70d7bf806bd2c36a5ee8c1eceed9fcc48
PDF
Publication pageee84a9741266e20520124c4f4f1f47a0d28397e244f9da9b18be8214df76c9d0
Manifest22cd1a9a19a9d34b4df0ea8a0f9415572dd1763f1a9d80087bf74f2972eea1b8

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
SignatureRxoqPvUOdZwJxByptDc7nMoXcCrISxQ4ryuicxFnI1Izz2ddwUfqqnXy+Zmu5CUXXbQjVTiP3Nlkrs1KYNJmBw==
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

2026-09-17T12:18:47.249655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008711
observed ee84a9741266e20520124c4f4f1f47a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:47.229725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008711/manifest.json
observed 22cd1a9a19a9d34b4df0ea8a0f941557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:47.208782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008711/publication.md
observed bcf5d4a7298fc9d3a8eeb9903f140bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:47.188462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008711/publication.txt
observed a1c9c18418fad42e7f7ee5d810be0848...
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.