OpenTechnical

OT-2026-000104216

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000104216) never changes.

Identity and time

Publication numberOT-2026-000104216 · never reused
Internal UUID01a0aea5-3420-7709-aebb-009cbbd397c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104216
StatusPUBLIC

Content hashes

Canonical textda438fe3cf607b3b3a5624ccec7e8110311b2fca76d32bf9996394fdc49ec95e
Markdown86e985b999f9b68290e7eb39d3f7efd38adc1f3cdb286c9dd2f972f8e260c7f5
PDF
Publication page054b530fb74e628a89ef729bac146f1de81808b22c2acb0c06bb75039e60e6e7
Manifest462129ef6976f3ee9c4170a8eb423ecb42500eb765d77b9efd0172048b0447ff

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
Signature1DN2QRrdwV+HWDG3v5OwP/lgZsbSdr8dhUumcfonDKplN5r6oImF7ngbBx18kV26/AVJmlhp5uyUSLvk396+Aw==
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

2026-09-17T09:20:19.090930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104216
observed 054b530fb74e628a89ef729bac146f1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:19.073749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104216/manifest.json
observed 462129ef6976f3ee9c4170a8eb423ecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:19.056107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104216/publication.md
observed 86e985b999f9b68290e7eb39d3f7efd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:19.039887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104216/publication.txt
observed da438fe3cf607b3b3a5624ccec7e8110...
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.