OpenTechnical

OT-2026-000082455

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, 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-2026-000082455) never changes.

Identity and time

Publication numberOT-2026-000082455 · never reused
Internal UUID01a0ae97-4d97-7231-89c2-0e68dda036e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082455
StatusPUBLIC

Content hashes

Canonical text42247b80853ba7f43324ccb7d07eff4a6e00be6fd318ae1947a2cea1da45b788
Markdownfbad6f540f4c3777ca94bf0b17f370f8ca231a7273d5bf28ecba191c71733b36
PDF
Publication page27ecd6bdec6df7026b85a91d543c69883a348878e0db95cc15853953c85c11c3
Manifestee6692ce0373262e01a7d50122a304e4255b749cadce4d8d212c7d2e8f0fa1ea

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
SignaturemhH2F7rELm8GWV3i3dIN3kJ5rtgR0ZdaWSjGNRhliCJUWWiM1ZVvmULzbPyUQ/aEMJOVtCKk/lsy3gk9v7UPCA==
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

2026-09-17T09:59:27.350734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082455
observed 27ecd6bdec6df7026b85a91d543c6988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.334164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082455/manifest.json
observed ee6692ce0373262e01a7d50122a304e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.316761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082455/publication.md
observed fbad6f540f4c3777ca94bf0b17f370f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.298355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082455/publication.txt
observed 42247b80853ba7f43324ccb7d07eff4a...
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.