OpenTechnical

OT-2026-000078185

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000078185) never changes.

Identity and time

Publication numberOT-2026-000078185 · never reused
Internal UUID01a0ae95-7c26-7c32-947f-84eba6d89827 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078185
StatusPUBLIC

Content hashes

Canonical textfee241e068447bc7d5fce31f39ee4dc337018316deac29973fbbc577f9ea2495
Markdown6395848683a1c9a0f0b3e4dbf795ea3ae737c9f5af530923e3795d2f4b7ee23d
PDF
Publication pagea1f30bc88ea34802549cf742750dc474763bc7755c7be5dac7023c7609fb52f2
Manifest36366e6c6b1570aa3d31db17aff175dbb886bd66c9c1a9d15e7706e70213ffc4

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
SignatureA2penSLidYSGiNf2qJ3gCP+vb7foXzV74jk8NOSREgd8Un+aexz3bR+2zzSgdlCe8PO9J8Wtr0990Kon5TDtAw==
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

2026-09-17T10:06:07.799088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078185
observed a1f30bc88ea34802549cf742750dc474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:07.781223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078185/manifest.json
observed 36366e6c6b1570aa3d31db17aff175db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:07.765188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078185/publication.md
observed 6395848683a1c9a0f0b3e4dbf795ea3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:07.747029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078185/publication.txt
observed fee241e068447bc7d5fce31f39ee4dc3...
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.