OpenTechnical

OT-2026-000006788

Publication integrity record

Vacuum cup gripper, six outlet manifold, three stage ejector, contact triggered, polyurethane cups, oval form

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-2026-000006788) never changes.

Identity and time

Publication numberOT-2026-000006788 · never reused
Internal UUID01a0a967-6bc9-74b5-8a4b-f1f0ca5a8483 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:48:42.443572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006788
StatusPUBLIC

Content hashes

Canonical text8dab396f17fc816890fe63d741bee35c6a194615af2e18c473ab67c8f88dd62e
Markdownb066d0d3179d68adb242a038316b78102994ce4982ee76a13390cd7a6c1295aa
PDF
Publication page455bca7b09cd3a4a900bbe01acb896f766f36eb472986fe0512536335fb37358
Manifestb1e4b47bdf32c2ce952fd6930dd1da12c0753fb82cc609fe68099024252c726e

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
SignatureRCO9FUnMTLn/jKpR/2iySxmUM0K1HLNcbL66GuVe/ZMTmORy1L/2/lKPLTc3+2yQ/1YUfaTiMXL2MpMcZdQyCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:06.384255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006788
observed 455bca7b09cd3a4a900bbe01acb896f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:06.246931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006788/manifest.json
observed b1e4b47bdf32c2ce952fd6930dd1da12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:06.232534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006788/publication.md
observed b066d0d3179d68adb242a038316b7810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:06.221115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006788/publication.txt
observed 8dab396f17fc816890fe63d741bee35c...
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.