OpenTechnical

OT-2026-000099672

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000099672) never changes.

Identity and time

Publication numberOT-2026-000099672 · never reused
Internal UUID01a0aea2-c976-792f-8ddb-2d1b2e9b963a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099672
StatusPUBLIC

Content hashes

Canonical text8f49c5b27102d1f17c0f3b6a9190eae0b85e87a76c4d2c80de563ca2d5e06e8b
Markdownbd823f4814d1cf253e5b707b3d8bd357a33c63bc2c9cbd9d759f08f18b41a890
PDF
Publication page555c56c35bf466e5576fbfd40dd30541d60070b64375cab0a5a94cccaf25cb08
Manifeste026c652a1cd30c023f82bad432935da42ac6d7a4d72c0cae178d9a716d2b6d9

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
SignaturezDqwsgGurG0uNVxChciFJrXMvNbGrw0OP9doArR/x5M2cgsPW/1H5vsTpPKQpK2+HOMtWYYHPACxB3qhNrC0BQ==
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

2026-09-17T09:29:36.840868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099672
observed 555c56c35bf466e5576fbfd40dd30541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:36.823147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099672/manifest.json
observed e026c652a1cd30c023f82bad432935da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:36.806949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099672/publication.md
observed bd823f4814d1cf253e5b707b3d8bd357...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:36.790693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099672/publication.txt
observed 8f49c5b27102d1f17c0f3b6a9190eae0...
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.