OpenTechnical

OT-2026-000103283

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single 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-2026-000103283) never changes.

Identity and time

Publication numberOT-2026-000103283 · never reused
Internal UUID01a0aea4-be3f-79ed-b794-35302d01ad74 · 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-2026-000103283
StatusPUBLIC

Content hashes

Canonical textd2100b5e92ca9b7db16b5f4c7b5313dc954e40034e90a9fe7e84d4a8466634c1
Markdownce3aa54e8f11d07fd8fbf98ac36583c42412c817af98a62fb1723ad13966d971
PDF
Publication pagec4bf6cd035be57835803f571c1a612d8be948c8d797b634efba82a097d13927c
Manifesta4b213f02c94e990dab7e5c084daba528917d1d61cfb92453ebb9ad6b252df09

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
SignatureSJ+N9JfJfqN4h7Z5JXjlL0EYG3mzWS4qeXfWwTjbcGOaROwD6MjmP7KpY1HkTx9fJaqv3gzgU/I852An7kgbBw==
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

2026-09-17T09:23:31.587207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103283
observed c4bf6cd035be57835803f571c1a612d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:31.570170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103283/manifest.json
observed a4b213f02c94e990dab7e5c084daba52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:31.552201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103283/publication.md
observed ce3aa54e8f11d07fd8fbf98ac36583c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:31.536382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103283/publication.txt
observed d2100b5e92ca9b7db16b5f4c7b5313dc...
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.