OpenTechnical

OT-2026-000082759

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000082759) never changes.

Identity and time

Publication numberOT-2026-000082759 · never reused
Internal UUID01a0ae97-8cc9-73f2-a4aa-aeb993ed3ec1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082759
StatusPUBLIC

Content hashes

Canonical text81b4582ab7d5126767a5aa2c5abff267340e90781a6697ea14dd5bb395d0b85f
Markdown3d5ccdf3dd9a10e9d921e9b302a8e4ace4f515d9f8de376a0e2784712cf0ff74
PDF
Publication paged3eb80a073e36469af9bbdb358fad8a5402db04e9d294f70031e8c1b4ca33a25
Manifest0a5e55c371d372a505a51a4ce09495e947bd085c8ea6a2dc72eb7d018ddef467

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
SignatureRw8Ao2mzwEeiyfSB1zLWHGdimg3AFj1RYXsBJOTN17gUHvPnq0XoS0nJU6WVTSDOTqvlu7MYrL2AplBl/hI4Aw==
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

2026-09-17T09:58:20.609352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082759
observed d3eb80a073e36469af9bbdb358fad8a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.591602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082759/manifest.json
observed 0a5e55c371d372a505a51a4ce09495e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.571886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082759/publication.md
observed 3d5ccdf3dd9a10e9d921e9b302a8e4ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.553982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082759/publication.txt
observed 81b4582ab7d5126767a5aa2c5abff267...
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.