OpenTechnical

OT-2026-000014167

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pulsed 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-2026-000014167) never changes.

Identity and time

Publication numberOT-2026-000014167 · never reused
Internal UUID01a0ae6d-b278-7f26-8dec-f7025e2174ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014167
StatusPUBLIC

Content hashes

Canonical text97895c8451ea07f5b83b87ffaa624aa2e8d27a5a56c7d67e27d6b3d9b2e04027
Markdown1c00767a72d232514b67690bf020fb2a25855e488e5a894b0aebbdcf7a02e34f
PDF
Publication page6dc97fdd5a2d4afcec055827fdd3a2ea83bbf835be3b53bb6a3660ef06cd901d
Manifestbf823c2d13edc696106e7864c69aa334be1fc3544abb56a15d720054492c88e2

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
SignatureopEAcbpuXNaiqJp6W2PRU4XnQlFymMtp8eMtdro9xVC7RPyEtOdAlw0mUD1zkTl4VRepC0xyCbmsTBdvrgwXBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:15.351909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014167
observed 6dc97fdd5a2d4afcec055827fdd3a2ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.330281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014167/manifest.json
observed bf823c2d13edc696106e7864c69aa334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.311082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014167/publication.md
observed 1c00767a72d232514b67690bf020fb2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:15.292063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014167/publication.txt
observed 97895c8451ea07f5b83b87ffaa624aa2...
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.