OpenTechnical

OT-2026-000080779

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single 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-2026-000080779) never changes.

Identity and time

Publication numberOT-2026-000080779 · never reused
Internal UUID01a0ae96-b974-7412-b742-e4e9d3f613f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080779
StatusPUBLIC

Content hashes

Canonical textda702c6ccdc2fd1714f572cd16ccb625202b25c31c1fd22f971f441dbb52c96b
Markdownbf7d0c1d4974de0c6c676c6b45ead3dc200a5052db8b9b8de2e63fcb3862cc77
PDF
Publication paged35d2ec001e58efec872a1fe3efab27fcf8af32bfa99eda3775df3e509ef4b4f
Manifestb1e79735b6ed07bfcd2478e5dbcce3ae46be1998e2ea3738c231236e9ef329c0

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
SignatureD+QnWr7OIFPaYZtyExwiB30zltkbixrARwYqkiPd1ifiwePEdinS5d7cnpp0iWY+9wshLNApMVTFQXhRHoJQCg==
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

2026-09-17T10:01:56.913881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080779
observed d35d2ec001e58efec872a1fe3efab27f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:56.895824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080779/manifest.json
observed b1e79735b6ed07bfcd2478e5dbcce3ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:56.874944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080779/publication.md
observed bf7d0c1d4974de0c6c676c6b45ead3dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:56.857295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080779/publication.txt
observed da702c6ccdc2fd1714f572cd16ccb625...
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.