OpenTechnical

OT-2026-000088715

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088715) never changes.

Identity and time

Publication numberOT-2026-000088715 · never reused
Internal UUID01a0ae9b-8f0f-7ac1-a3c4-a38eeb2c9a0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088715
StatusPUBLIC

Content hashes

Canonical text7bc802daf23ab8fadb8cc21d636d7b4add2f9d0bde5a4c3c0a02b978b882fffd
Markdown2f2de8c1785fa1c8578cc1c4298ed730e9e368f590411a2d0ded74f724d8835d
PDF
Publication pageee2b37fae2c1c6016f46475df130a0ac77aed6dcc36211a4dfc50862cdff6027
Manifest58346e0a89cd3aba5adbcbf45db4fbfd2c9605c320bfb2f67ab236df67a0b282

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
SignatureTHSze0MlzM7b9oQE/QZGiWAMC+/o1sGDDWB1ZxyOPa8b8ZEL4EjrmxzE2Kd6D95bl2XhNCCpLXMr89/sAZwwCQ==
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

2026-09-17T09:47:57.234406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088715
observed ee2b37fae2c1c6016f46475df130a0ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.215906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088715/manifest.json
observed 58346e0a89cd3aba5adbcbf45db4fbfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.197309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088715/publication.md
observed 2f2de8c1785fa1c8578cc1c4298ed730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:57.180164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088715/publication.txt
observed 7bc802daf23ab8fadb8cc21d636d7b4a...
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.