OpenTechnical

OT-2026-000097880

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000097880) never changes.

Identity and time

Publication numberOT-2026-000097880 · never reused
Internal UUID01a0aea1-92f7-7122-9b71-c6a8190d5ba0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097880
StatusPUBLIC

Content hashes

Canonical text9cf7fe1d99d85a9647e4dcfce2adccee9f59c398151d22c9e322f5d828c59d26
Markdown5af292c3f3e1da2986eeaab7e671167ded0915952c2d11f34ec12b9533001987
PDF
Publication page488f20b323895a36638f661c4adec4a67c26bd584c9cf4e9c44dd83f4c67ecd6
Manifest95e958a2fb2c475336cf702b9c8e9dc04462ae465f580da8aa9079ae3dacc696

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
SignatureNjiT+JaKlV6bnK6IZYz0p2+HaqaSrRyya5KLPR7XXkuUq3nt7ilbPOy9C9AN2Il83YKsd2WPSEMTFK+5T3S+CQ==
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

2026-09-17T09:32:59.826186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097880
observed 488f20b323895a36638f661c4adec4a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.808010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097880/manifest.json
observed 95e958a2fb2c475336cf702b9c8e9dc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.787979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097880/publication.md
observed 5af292c3f3e1da2986eeaab7e671167d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.769335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097880/publication.txt
observed 9cf7fe1d99d85a9647e4dcfce2adccee...
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.