OpenTechnical

OT-2026-000080482

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000080482) never changes.

Identity and time

Publication numberOT-2026-000080482 · never reused
Internal UUID01a0ae96-7e78-7f48-b8e6-69ff0deaf193 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080482
StatusPUBLIC

Content hashes

Canonical text150105b4ad7cf4de01552fb2e10dfbdcd30b0f29d02f8aa81909d89808ad1e78
Markdownf767c4128a28303c1d09eef5669e2c16b3053bed60b3767f29dc5c7f505408d0
PDF
Publication page15dbbba496a922e9dd6f48aed838654a0515ed09d2835d3fd3960ad766a2e3bc
Manifest232208318231cb16586705332fa5006a606f6c037eea8b96c8db650a82e57534

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
SignaturesQrHp10jNZqVcHLZ7BdWeu5VIyt0Jmh8ul0pxYIa2EOWjCtkc6FJtoKbNGW6S05UJ/bki2m3VaGit7wj/GU1Cg==
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

2026-09-17T10:03:00.205271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080482
observed 15dbbba496a922e9dd6f48aed838654a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.185936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080482/manifest.json
observed 232208318231cb16586705332fa5006a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.168494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080482/publication.md
observed f767c4128a28303c1d09eef5669e2c16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.149288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080482/publication.txt
observed 150105b4ad7cf4de01552fb2e10dfbdc...
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.