OpenTechnical

OT-2026-000074369

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000074369) never changes.

Identity and time

Publication numberOT-2026-000074369 · never reused
Internal UUID01a0ae93-7179-7ddb-9dc6-99395da0c230 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074369
StatusPUBLIC

Content hashes

Canonical texted72a16698207c078a18b9bb21f2a0f099daf373080298931d6cba781afcc69d
Markdownc21861c4f64a193ab4683209c14f586adc12ec1452871686cdbac295d6ce9537
PDF
Publication page49e9171eba953532ed39d318053323e503c90b55b9bd218df1151aba002a790b
Manifest518f155b921a50a221947456626d62e1c1d53b228eb9b99315fcc676fcb4d99b

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
SignatureWJP+Vl3VE9IP31+J+92Ysu5rmrrCvUIwBCCsQkDv8yOR34lErgHJwLCgp54XYl9ln6cm8JDv2yiahTjbCX91AA==
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

2026-09-17T10:19:17.967858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074369
observed 49e9171eba953532ed39d318053323e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:17.949252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074369/manifest.json
observed 518f155b921a50a221947456626d62e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:17.930815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074369/publication.md
observed c21861c4f64a193ab4683209c14f586a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:17.911611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074369/publication.txt
observed ed72a16698207c078a18b9bb21f2a0f0...
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.