OpenTechnical

OT-2026-000060995

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000060995) never changes.

Identity and time

Publication numberOT-2026-000060995 · never reused
Internal UUID01a0ae8b-12f3-7f94-bf5a-8f10ebcd589a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060995
StatusPUBLIC

Content hashes

Canonical textc1dabc64096b23747dcb4e373a62469e9c5b870cdc1acce98a4420a04e2664b3
Markdown1ca7e3fb96b7b0394fefbc44b89f529cd23edb063a85d31e8f36ab5bc54ece3c
PDF
Publication page8b7496b2bef5b453232c8625e05db5da4997cadee9c3020f53c7352aa7dd31b5
Manifestad34f6a093fe1440cb010294f11fdfeb1ef0e5d09ccdc8753ac0088e1e6dce58

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/EXhONY3EXP0gTgwO0lB+3Bn67tX/xs+76SE8V1QijNLX+FABPCVJCZE0BHxwLRGex6kVnkzLmQ/YbLdkeK0AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:16.996547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060995
observed 8b7496b2bef5b453232c8625e05db5da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.980173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060995/manifest.json
observed ad34f6a093fe1440cb010294f11fdfeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.961618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060995/publication.md
observed 1ca7e3fb96b7b0394fefbc44b89f529c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:16.942043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060995/publication.txt
observed c1dabc64096b23747dcb4e373a62469e...
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.