OpenTechnical

OT-2026-000103728

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000103728) never changes.

Identity and time

Publication numberOT-2026-000103728 · never reused
Internal UUID01a0aea4-e462-72c6-8ed8-9e8997ef1a48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103728
StatusPUBLIC

Content hashes

Canonical text530334ca59c65eb2af5fe77150ebd105c299d14f4635867f264d5a9e5cece728
Markdown419f5149cc03de1a82cfb1413683d5926767a161b1b534379fe229cd7a97650e
PDF
Publication page180e63c4fbaab8328ec32ada63f1c75699a70396a1d7fa0f6407f5682ca99862
Manifest2ddb6d47b527b3da57f6d8dab1f6142d2180ad644df31bf46400741372d2ee9d

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
Signature8XADawUxLyeDrWUo7AjFzA0svUrn45uC3UWMQlo5P6auk58/YxzyyrBPXY6ycYtdJkjJXNUwwRITO97/Xm8yBQ==
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

2026-09-17T09:22:32.607254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103728
observed 180e63c4fbaab8328ec32ada63f1c756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.590227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103728/manifest.json
observed 2ddb6d47b527b3da57f6d8dab1f6142d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.574205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103728/publication.md
observed 419f5149cc03de1a82cfb1413683d592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:32.559146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103728/publication.txt
observed 530334ca59c65eb2af5fe77150ebd105...
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.