OpenTechnical

OT-2026-000086182

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, sustained 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-2026-000086182) never changes.

Identity and time

Publication numberOT-2026-000086182 · never reused
Internal UUID01a0ae99-e82c-7a7b-9207-9119c1b98e37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086182
StatusPUBLIC

Content hashes

Canonical text845c917791ae1960255ea42830410e1b34927d0fe38f856d5dc7871757b8cc93
Markdown11240ca179fa7a5379fc45ede89e0d51b781071b3ece5fdf6159d4c00b7f53eb
PDF
Publication page5992f16d923ec366fa050f283157e3ef1c9689edae1281441aedf0e7adc53d9b
Manifestc057c206d83e13ab3ecf5adf98a27ae0e11fde9882cd3d1f0d04671aaafa4993

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
SignatureinLdYM0lOpki9FbOatR/OhSU2kB5I5n7+LQ7trz61hy1HKFforVwVA5f+2dP4x4ur589MUxe98hcMrh1ItwIDw==
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

2026-09-17T09:53:51.535750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086182
observed 5992f16d923ec366fa050f283157e3ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:51.519470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086182/manifest.json
observed c057c206d83e13ab3ecf5adf98a27ae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:51.502339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086182/publication.md
observed 11240ca179fa7a5379fc45ede89e0d51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:51.482859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086182/publication.txt
observed 845c917791ae1960255ea42830410e1b...
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.