OpenTechnical

OT-2026-000094985

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000094985) never changes.

Identity and time

Publication numberOT-2026-000094985 · never reused
Internal UUID01a0ae9f-2df0-789f-bcba-64d22d062d2e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094985
StatusPUBLIC

Content hashes

Canonical text247831c74e92448c22beaf55e72ac487b2569c545e4813a2cabce89e97e9d433
Markdownb1e9612dc3c43f7a9f7219b3ac311ebce43e71b28a3f25a4c6f9654c74036df7
PDF
Publication pagedecd654281844af68a08409085d098d1d9409667cc24fca589c9dfa53d2f7131
Manifest168caaafbd8602624a0eede563d1fdd124cfb094dcc00c7b4de8b5de52cdd300

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
Signature0op71J95u+6AMudJ6MRqREJ1Gc+/6BBooEbM/aLQtyuC12ZQyjz3SeCe2bNVY8ZxozUMgehOjtTr89uocwMjBw==
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

2026-09-17T09:37:32.137114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094985
observed decd654281844af68a08409085d098d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.120571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094985/manifest.json
observed 168caaafbd8602624a0eede563d1fdd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.102541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094985/publication.md
observed b1e9612dc3c43f7a9f7219b3ac311ebc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.083369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094985/publication.txt
observed 247831c74e92448c22beaf55e72ac487...
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.