OpenTechnical

OT-2026-000087565

Publication integrity record

Foam pad vacuum gripper, three zone face, 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-2026-000087565) never changes.

Identity and time

Publication numberOT-2026-000087565 · never reused
Internal UUID01a0ae9a-cd52-7c05-acce-83553bba7330 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087565
StatusPUBLIC

Content hashes

Canonical text50d2874c8ce15045d2d5fc6b2fe398ce51aada28f4240acd015d93626c76e382
Markdown9dbc10cc3a7deda177a14603b4dd392b9c0772b434e709055c7aa1a5798c94c3
PDF
Publication page14f57c9190eb49ebcff0b3903e890a2e9febafb687690aafc86db4435abe5845
Manifest1dc86158af41f68272e743700a6e5af10a11c4ffeeedd7e4566e269b874db7b0

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
Signaturesq3uSnWVnQMMDZ0h+o6/i5RuqiWPLniBZzrOdyTiT73W7BmfprE/A1UMGtSuw366GT6Grj1UPI+DXNZ6VcAWAQ==
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

2026-09-17T09:50:54.625336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087565
observed 14f57c9190eb49ebcff0b3903e890a2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:54.609374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087565/manifest.json
observed 1dc86158af41f68272e743700a6e5af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:54.592658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087565/publication.md
observed 9dbc10cc3a7deda177a14603b4dd392b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:54.577337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087565/publication.txt
observed 50d2874c8ce15045d2d5fc6b2fe398ce...
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.