OpenTechnical

OT-2026-000070656

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, vented 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-2026-000070656) never changes.

Identity and time

Publication numberOT-2026-000070656 · never reused
Internal UUID01a0ae91-8c2c-75b9-8740-24bd572a9882 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070656
StatusPUBLIC

Content hashes

Canonical textab26f85e932f0969780b0f98583baf5609a08436889b465f08c529ccda19a3b1
Markdown20af765665122d5fe7f798b5ec3cefabc05a62aec524af7e12af3bbbc7630d47
PDF
Publication pagebe8800f75f706eacc0963f82f09d438945e131d0fe4775bae80f06b115ee052b
Manifestef887aa4663f58142b6672805b84112be8dae3adf81f078ed1a0f11fca2f86f7

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
SignaturepmjCGfZPX9i0CL3w8tVlYgxEMl7wiE5xFSzz31UXbi2iPt15fap++Plhr8oBN+eZIllCSarL9NrP+3dcfZC4Ag==
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

2026-09-17T10:25:19.813306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070656
observed be8800f75f706eacc0963f82f09d4389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.796606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070656/manifest.json
observed ef887aa4663f58142b6672805b84112b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.780659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070656/publication.md
observed 20af765665122d5fe7f798b5ec3cefab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:19.764073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070656/publication.txt
observed ab26f85e932f0969780b0f98583baf56...
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.