OpenTechnical

OT-2026-000088492

Publication integrity record

Two 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-2026-000088492) never changes.

Identity and time

Publication numberOT-2026-000088492 · never reused
Internal UUID01a0ae9b-5d28-723e-9acb-7f0a6d7564c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088492
StatusPUBLIC

Content hashes

Canonical texte7cc964c906f0df991d5e6dd72fcb073e0d1966109ac425cec88ed9c68614f80
Markdowndfdb99d7f2a2e2d2b077993a8fb4ecace204f92ca42754282165995748b2efcb
PDF
Publication pagebc9119deffd6e922a780f8f4839f549c13ff8ba0e598c2d75f729246f1424915
Manifest769cd202652d90c5958556193d2ac7b4fa74633b7a5062ae84ebb36dcdfa6dab

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
SignatureVAzZ+9oyHwTNp/vcSPlKDAuNINLXpvfS6Qm+zenfUQr/1mYiOo0nAn2QEO8blyDWZRroiVBS/ZbevfiLgPg1Cg==
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

2026-09-17T09:48:52.862993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088492
observed bc9119deffd6e922a780f8f4839f549c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.845397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088492/manifest.json
observed 769cd202652d90c5958556193d2ac7b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.827741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088492/publication.md
observed dfdb99d7f2a2e2d2b077993a8fb4ecac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.811060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088492/publication.txt
observed e7cc964c906f0df991d5e6dd72fcb073...
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.