OpenTechnical

OT-2026-000099143

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000099143) never changes.

Identity and time

Publication numberOT-2026-000099143 · never reused
Internal UUID01a0aea2-8288-75ed-8030-8d699646e9ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099143
StatusPUBLIC

Content hashes

Canonical text5fbb420b1138f75ddd09803a36a2372a3839d07c2d19889582250799d15130a2
Markdowne530c8392bc88936e6c6083e2263f07a4b8ef8221b9ae87f4eaaa5479c66fe4e
PDF
Publication page5753245198876756d05e491a2fec85f9fcbbcbefa2524323324e5c7232805acd
Manifest8404cb15ebe5603c326dbb48869099a50ce79c32f5b29cb7bb0844147ae3866f

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
Signatureu9X0v6DjMzgagXdavQpEo4rxLbZRg6cuI22vpS0y/lyI4KsSgrYP0C6rtWQyxx/bZj11UtEFyL2XoZGjF+JDDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:30.933808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099143
observed 5753245198876756d05e491a2fec85f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.917979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099143/manifest.json
observed 8404cb15ebe5603c326dbb48869099a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.900365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099143/publication.md
observed e530c8392bc88936e6c6083e2263f07a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.880975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099143/publication.txt
observed 5fbb420b1138f75ddd09803a36a2372a...
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.