OpenTechnical

OT-2026-000103093

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000103093) never changes.

Identity and time

Publication numberOT-2026-000103093 · never reused
Internal UUID01a0aea4-be3d-7c2c-9fd4-71713f3d63cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103093
StatusPUBLIC

Content hashes

Canonical textfa41db0c1bf265119b59f8989be7689ebd9b2d3f5d179d6dc338de8659eb6dd3
Markdown44eb75618b06e9c17e62d192ee5cecfdd75cc58d39158e649646855913ac8b89
PDF
Publication page851024f2193a3fa9819c0b1057fadaa7e4c76c9ab9730b51501bfff93aed6b45
Manifestf0716573a4d2added493e94abd58fa5cb8b5394ea0bfb6d81759ad5074e32a78

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
Signature764dE2wccLeYbrScGSBAPSDGay7LXkTQyfQjbYzsVxT/bNvQWOlD9K0nE8PcwGp37AGzmdICY3EXuBHoqPc0Aw==
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

2026-09-17T09:23:13.198661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103093
observed 851024f2193a3fa9819c0b1057fadaa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.178810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103093/manifest.json
observed f0716573a4d2added493e94abd58fa5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.162108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103093/publication.md
observed 44eb75618b06e9c17e62d192ee5cecfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.142851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103093/publication.txt
observed fa41db0c1bf265119b59f8989be7689e...
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.