OpenTechnical

OT-2026-000089016

Publication integrity record

Two cup vacuum gripper, two zone face, six 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-2026-000089016) never changes.

Identity and time

Publication numberOT-2026-000089016 · never reused
Internal UUID01a0ae9b-8f12-7213-a32f-9f41932382c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089016
StatusPUBLIC

Content hashes

Canonical text74f51afb7730a90c74fcd68f7af368a8e5c1d65f5767a9a3a9da630c8dec6f7e
Markdown1bec341aa4ce2380964a7428416a871d4375f20da7c19683ae31fec5f6e80271
PDF
Publication paged998d668667fba46ed7a28852cc3458e49870c861b9c91edb1b3d927bb889b3d
Manifest0cb9c42d5152bf4a9b82f74467af9c5c614127148ddbeee361ed7bc488925aa9

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
SignatureLbKveUY5MII6jvU5NvzrMyPzRjC860RDrQaDhFtfvHe4xgbIbmugAe4H5nrEyk11s1Go0us2XLxzFXuHdRXaCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:31.318703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089016
observed d998d668667fba46ed7a28852cc3458e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.299891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089016/manifest.json
observed 0cb9c42d5152bf4a9b82f74467af9c5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.281678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089016/publication.md
observed 1bec341aa4ce2380964a7428416a871d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:31.261597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089016/publication.txt
observed 74f51afb7730a90c74fcd68f7af368a8...
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.