OpenTechnical

OT-2026-000070838

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000070838) never changes.

Identity and time

Publication numberOT-2026-000070838 · never reused
Internal UUID01a0ae91-8c2d-782e-95d5-8c3bc2af6484 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070838
StatusPUBLIC

Content hashes

Canonical textf39fadb32975634191c0b2686af0393f65025f385d970b8380eb83f23ccfb5f8
Markdown1be1daaf868e03a291bf7f773f35ba77dabbb1cdd5e6ba64a6c7e83d82029da7
PDF
Publication pageef39b44aa630b55b337f29b3c27998da18d7f4b9bece4cd745c62f3256a1a25b
Manifest192b3283f71ca627ff9bbb154033a423d63726b62b434949e3a5eb98f8afc695

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
Signaturez5N1HjyT+UBL8+/d/7Aby9rq7pr9ZYoVGV5jpNC9JgvA6M7lGoiMJGl0fVak1ZXU9vLOmeMzZ75UEpEeY1HCDg==
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

2026-09-17T10:25:39.415973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070838
observed ef39b44aa630b55b337f29b3c27998da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:39.398210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070838/manifest.json
observed 192b3283f71ca627ff9bbb154033a423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:39.381662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070838/publication.md
observed 1be1daaf868e03a291bf7f773f35ba77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:39.365264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070838/publication.txt
observed f39fadb32975634191c0b2686af0393f...
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.