OpenTechnical

OT-2026-000101061

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101061) never changes.

Identity and time

Publication numberOT-2026-000101061 · never reused
Internal UUID01a0aea3-c377-70b6-b39e-09ba3f5a59a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101061
StatusPUBLIC

Content hashes

Canonical text5c03789764765ff2f83fa3ab60bfda539f873c9718d4f29374348913b5c84430
Markdownb2861c7bf9be7078fe336b63c88e1cef50a38f68c813fdd6a2c15b3e4872e3cb
PDF
Publication page252bfbb9203c6352f5da5958ae01c6eb563484589b9345f3b4fa1f06e1afcae1
Manifest5ab9ed1e6d3032f224a06fb72adef4746e80831ea19ad6e7036c5898e9c6cb6a

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
Signature55m8NF16UqcsrOTBBoNIcYuCgtP+Kad1Oodwu/ftYkc8itoCs2E08P3Rbx767EhFc02Kie9cqrTjQMDQrfSJAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:40.503847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101061
observed 252bfbb9203c6352f5da5958ae01c6eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.485369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101061/manifest.json
observed 5ab9ed1e6d3032f224a06fb72adef474...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.466256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101061/publication.md
observed b2861c7bf9be7078fe336b63c88e1cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.448909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101061/publication.txt
observed 5c03789764765ff2f83fa3ab60bfda53...
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.