OpenTechnical

OT-2026-000075495

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000075495) never changes.

Identity and time

Publication numberOT-2026-000075495 · never reused
Internal UUID01a0ae93-f202-7da8-8cab-41d0dd4027b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075495
StatusPUBLIC

Content hashes

Canonical text545bdd84bef23bf249e65a8ad09603aa4b61eea7f73ca3d4ed20b31e579bde51
Markdown1a282e9f13cb6ff6c478510e9c2ea58daf038612540c21976158b6f901b77f9f
PDF
Publication pageaacf38e425c090600deff88d96a343b2306e24936f8eb26dbc777d4c3a0e8d26
Manifest10bd8cc01dd0b6171807a6a1e97e35a669f63b844460cf4fa9ad1f8d2b52b332

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
Signature4pEft4YrRdO+U/n5Q7ayy66mWrw66mRCuTcfI3NNmVFIeAEjv2HpOqEm9xt6NDrk7Eod5Zc7XdbXcSsPgR23Ag==
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

2026-09-17T10:17:53.516395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075495
observed aacf38e425c090600deff88d96a343b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:53.494521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075495/manifest.json
observed 10bd8cc01dd0b6171807a6a1e97e35a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:53.472828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075495/publication.md
observed 1a282e9f13cb6ff6c478510e9c2ea58d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:53.452524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075495/publication.txt
observed 545bdd84bef23bf249e65a8ad09603aa...
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.