OpenTechnical

OT-2026-000065132

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000065132) never changes.

Identity and time

Publication numberOT-2026-000065132 · never reused
Internal UUID01a0ae8e-1df9-784b-9a7f-4d01c5ba458b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065132
StatusPUBLIC

Content hashes

Canonical textc3c7e4ccf9cebb530416aec0b969fb8fbe5f5c22229ad4a7df3217be074cbcf9
Markdown59f1151d9f6e3de34bde3736abbc9263849b1080a4846d92baaf87cf3e53bd9e
PDF
Publication pagea169d46e1b219c7a8c163bf9194ecc06c721371256b111c62ced4c5b0fc2df52
Manifest9335bbb3154b876ee2739e63d8e04d7f24fcdba56cb086eea343d15a4c6831cd

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
SignatureSjh4F+v/n2B7r6Ff7Xw/3hiJ28yQ0iGkEYc7I0DS1L1c+LJm1zgUpHvhyH/eUE49kpr2su9WAqxB1b1gKpGdAA==
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

2026-09-17T10:34:57.742938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065132
observed a169d46e1b219c7a8c163bf9194ecc06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:57.725685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065132/manifest.json
observed 9335bbb3154b876ee2739e63d8e04d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:57.709369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065132/publication.md
observed 59f1151d9f6e3de34bde3736abbc9263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:57.691420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065132/publication.txt
observed c3c7e4ccf9cebb530416aec0b969fb8f...
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.