OpenTechnical

OT-2026-000082880

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000082880) never changes.

Identity and time

Publication numberOT-2026-000082880 · never reused
Internal UUID01a0ae97-8cca-7549-a241-54a5e7f67450 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082880
StatusPUBLIC

Content hashes

Canonical textd3c18c4e0589878a4a28628b2cd394b1c1b0bdb30928090b12dab95d3c60ca72
Markdown7e1b3170ad0def267afa2c258446a58c9432316ef4fad78072813b65c5ca7aab
PDF
Publication page4263be6c0931cdcc7c4c3388098253e94a54eeb1d4e41086bffa3378007eec78
Manifestc604eae9e5abf8e3d164e801f4c6535d4ca92522929293dc0d664d0691c98f55

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
Signature+HHP/uXUNChht/sykI9x11DmRjqWQXdrjO/1WnJVDKyrZAIs/QNwDJXFds0iYKE0KAPJytlVjnVlJJOdzyO1AA==
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

2026-09-17T09:58:33.813840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082880
observed 4263be6c0931cdcc7c4c3388098253e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.796124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082880/manifest.json
observed c604eae9e5abf8e3d164e801f4c6535d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.779547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082880/publication.md
observed 7e1b3170ad0def267afa2c258446a58c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:33.762334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082880/publication.txt
observed d3c18c4e0589878a4a28628b2cd394b1...
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.