OpenTechnical

OT-2026-000063315

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000063315) never changes.

Identity and time

Publication numberOT-2026-000063315 · never reused
Internal UUID01a0ae8c-f943-791b-bb30-cd373bc98eaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063315
StatusPUBLIC

Content hashes

Canonical text2442b3f79ef00f36b73f1d37d7afba517a2543c9a5d608fc7970364396042fb2
Markdownde42845a8e17a42f82269cfd51cff71744f51e7f42ceea36bd5c7ff7b2503e8d
PDF
Publication pageced8f94017956123eb1a2b8d72f70ca5fe7a9f14210c82326cb099fe8116e97b
Manifestc3c4d255b42c6411725373e387c48ef1bfacddea7810417f07e2d9613772dbec

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
Signaturezb6fbYlgPUUbk+v4MREzFI4J1vIVk/oCQbl5wqQ07/+hIOr4YKA6Z6xFKDrAHj7oS4mImFGL4MBzq+DiagSwDw==
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

2026-09-17T12:42:17.728390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063315
observed ced8f94017956123eb1a2b8d72f70ca5...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:17.572139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063315/manifest.json
observed c3c4d255b42c6411725373e387c48ef1...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:17.423724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063315/publication.md
observed de42845a8e17a42f82269cfd51cff717...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:17.222549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063315/publication.txt
observed 2442b3f79ef00f36b73f1d37d7afba51...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.344111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063315
observed ced8f94017956123eb1a2b8d72f70ca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.326898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063315/manifest.json
observed c3c4d255b42c6411725373e387c48ef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.307788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063315/publication.md
observed de42845a8e17a42f82269cfd51cff717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.289432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063315/publication.txt
observed 2442b3f79ef00f36b73f1d37d7afba51...
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.