OpenTechnical

OT-2026-000006636

Publication integrity record

Bellows cup vacuum gripper, three stage ejector, contact triggered, 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-2026-000006636) never changes.

Identity and time

Publication numberOT-2026-000006636 · never reused
Internal UUID01a0a962-2b2e-74a2-bcf7-5cc8f1b86f07 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:42:58.224476Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006636
StatusPUBLIC

Content hashes

Canonical text9e8705ea3ad45cfaa124da249a7fe9080a6089b681e924a8808352a5ac6a902d
Markdown35b5dfafada08aadc380a25de38ceb4ddcc6b3c6dda66e7011d011244d5ddcd0
PDF
Publication page3e4b48140fc5b1383abdca39afd96cdee998de8ed7e0207610fdf78c609db4ec
Manifest11530c2b40731f8e357399907a65512ec0a0d22cb16398bbf21011030e22516f

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
SignaturewbJSx9CdeQpm99z948zepevLNR7X0/p1KWY5DOo0xE1mvnEboqUlAMwYBPVVMqfkfuy1VPFsAqCdcCASENx2Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:22.713499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006636
observed 3e4b48140fc5b1383abdca39afd96cde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:22.700102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006636/manifest.json
observed 11530c2b40731f8e357399907a65512e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:22.687500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006636/publication.md
observed 35b5dfafada08aadc380a25de38ceb4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:22.675778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006636/publication.txt
observed 9e8705ea3ad45cfaa124da249a7fe908...
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.