OpenTechnical

OT-2026-000016916

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, 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-2026-000016916) never changes.

Identity and time

Publication numberOT-2026-000016916 · never reused
Internal UUID01a0ae6e-591a-74e6-b9b7-4cb1bbad21ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016916
StatusPUBLIC

Content hashes

Canonical text09ce1c44dc0b5d28e523805fe59dc3e8465b6c93aab196b1642c38a305f1f36b
Markdown9eace0443d60ce6ff48b558a404de923c149dd1d7fc2d24abb9c5c6089d23608
PDF
Publication page2e780cac6061bf900d96fb99f220b6ba1fa59dd0fa9115dc6236394c8cef6729
Manifestefaaf27b5b0d341e0956c7eb319df777c4b4c840ebb0b9b8c559f28a8181a099

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
SignaturesZBt83FA3yIrTuB+gRM7AHbhHe4K4l1ltGvvq+Q1e0QMIRtxOdbZaLtPFh1FhsxqZi/tiQJOsrRjtj0R/wuyCw==
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

2026-09-17T12:03:11.865855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016916
observed 2e780cac6061bf900d96fb99f220b6ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.849098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016916/manifest.json
observed efaaf27b5b0d341e0956c7eb319df777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.832571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016916/publication.md
observed 9eace0443d60ce6ff48b558a404de923...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:11.816082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016916/publication.txt
observed 09ce1c44dc0b5d28e523805fe59dc3e8...
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.