OpenTechnical

OT-2026-000006063

Publication integrity record

Bellows cup vacuum gripper, two 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-2026-000006063) never changes.

Identity and time

Publication numberOT-2026-000006063 · never reused
Internal UUID01a0a94e-1c16-720d-b707-a381a65f836b · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:21:03.641497Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006063
StatusPUBLIC

Content hashes

Canonical text4529f76c04a082fb8eda984f75d58a512ccfbe276d204dfeeed45ded60497afb
Markdownf1404c6ea9ce5db18472971ca707f4ba54d99ab359dd90a042fee78f313c70c3
PDF
Publication pageeb5908e21b0e6053dbdc256c1350c10a1bdca2df58395c188cb1cae821fb19c2
Manifest267d9b650e3abc5109a392b80e5b5e64feb2e8ac5a6b44d4115fb84b0272c606

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
SignatureW/XR4u5WlDkW+Ayq2gRMcqDFs9DiaqvNMOI/u92CWKvnmvmTzZY5yx502wOZtucIh9WLho/P5bAteEG0wQJcDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:31.651118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006063
observed eb5908e21b0e6053dbdc256c1350c10a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.637277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006063/manifest.json
observed 267d9b650e3abc5109a392b80e5b5e64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.623341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006063/publication.md
observed f1404c6ea9ce5db18472971ca707f4ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.486045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006063/publication.txt
observed 4529f76c04a082fb8eda984f75d58a51...
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.