OpenTechnical

OT-2026-000012098

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000012098) never changes.

Identity and time

Publication numberOT-2026-000012098 · never reused
Internal UUID01a0ae6d-1943-7f37-a484-629c3d29c2a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012098
StatusPUBLIC

Content hashes

Canonical text2b820c4a4ca45418ae971cccbf30bb4f7d37e7a3a3663353c8c78aeb1dd4298b
Markdown2af21a1f39dd68f9af389a3c5cdf3cfe15e8277391fcac721d77cd6d8b3d0d9f
PDF
Publication page1cf316b3aa843a6b5ddb884e61521e7059eaae622814df0dab32dc733c5a6464
Manifest1de1cc5df1e79e210cd883ff4bbb360eab079c682dbf1de916a56c134fb2eeec

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
SignaturekGpKJQwA/7wZd9ixs1rin3aui6r4QdxMwhJawp1frlCnwLC34l/5c+zXtusXIIY571N5EjGBiNr1evre8LxKAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:59.556926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012098
observed 1cf316b3aa843a6b5ddb884e61521e70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.537578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012098/manifest.json
observed 1de1cc5df1e79e210cd883ff4bbb360e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.520026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012098/publication.md
observed 2af21a1f39dd68f9af389a3c5cdf3cfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.502275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012098/publication.txt
observed 2b820c4a4ca45418ae971cccbf30bb4f...
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.