OpenTechnical

OT-2026-000089332

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000089332) never changes.

Identity and time

Publication numberOT-2026-000089332 · never reused
Internal UUID01a0ae9b-db01-797e-bc3f-204c95a0135d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089332
StatusPUBLIC

Content hashes

Canonical text7418d06de71c64eb1d89ae6f9c0586e51d6d67c59c1a7bb12dc2f43cc9f7327a
Markdown601ac3ae7ef26b33aa8ce299ee00ef9a9d6b9e17fdc1ff465967d57d8444f95a
PDF
Publication pagebf61958dfbab36d5b723575a1cdb08712906dafcf849a9c81794ab65baa22f2b
Manifest6d2ebd3e16a2bb8a92e6ced9081266f66ce6ab2457cadc7d392dc4c455f841cb

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
SignatureVQvi3DvZshvxjNDvAZPC6IgXkhPAduHYwAIBACfFeV4BfnKIM7EpDMu0jwINdDgrOcSLqFqmzhL9owESPh/bCA==
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

2026-09-17T09:47:23.088503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089332
observed bf61958dfbab36d5b723575a1cdb0871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:23.070630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089332/manifest.json
observed 6d2ebd3e16a2bb8a92e6ced9081266f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:23.052913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089332/publication.md
observed 601ac3ae7ef26b33aa8ce299ee00ef9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:23.035779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089332/publication.txt
observed 7418d06de71c64eb1d89ae6f9c0586e5...
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.