OpenTechnical

OT-2026-000091194

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000091194) never changes.

Identity and time

Publication numberOT-2026-000091194 · never reused
Internal UUID01a0ae9c-f16b-7b74-b4a1-0675a14908e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091194
StatusPUBLIC

Content hashes

Canonical text6501476a738bf6d9dd3cfc5ace4cd54afa5c85e7cf5c61e80c5813a3afd76d0a
Markdowndacc373acf3193a58a82417c08f693d8d75705b3a2f8074947cfef774ca40750
PDF
Publication page419244a282f416b3748622b661e6c13e4444cd26ab0d53d93a48422736c5b4a4
Manifest2d82f2ce5590b2143f359b603bba10565bc920535fb427b2564066ea293d3092

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
SignaturehZUr4jvx2GkisZ41imc1UgWVVthz/lBnygjq8eFYddH3A8e3ezj6DqIFEUVF316aaG1lfA29hhmyRk9ib2HfCA==
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

2026-09-17T09:43:13.325842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091194
observed 419244a282f416b3748622b661e6c13e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:13.307317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091194/manifest.json
observed 2d82f2ce5590b2143f359b603bba1056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:13.289512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091194/publication.md
observed dacc373acf3193a58a82417c08f693d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:13.271304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091194/publication.txt
observed 6501476a738bf6d9dd3cfc5ace4cd54a...
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.