OpenTechnical

OT-2026-000055240

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000055240) never changes.

Identity and time

Publication numberOT-2026-000055240 · never reused
Internal UUID01a0ae86-a0ff-701e-bb64-6fd3866569df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055240
StatusPUBLIC

Content hashes

Canonical textf1817fb4fe7e090fd5b445314696dc6ff63434bdda436b0dcd8b34b6cca8a5e6
Markdowne9acb6dcf77bedb5507b2fbd774d01cdc6d97b2923bd9aba972bbb7863140d6a
PDF
Publication pagef67e220c673de2e991cd004754ec2c73fd69f3f102ddafa0cd04ee36f1e6c248
Manifeste3637a1bb6d7716d977b5a9ff762a7b3778f62b3be800d316d97d24d3dc82a6e

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
SignaturenAzxXER/2rEIRGQBKaZHU2f9SQos+m1f7EB5FUH7E2J9aiAHPy8168lcAV/13OFUbBN1/n8QWYJACd+Dq/POCg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:49.436337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055240
observed f67e220c673de2e991cd004754ec2c73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:49.418794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055240/manifest.json
observed e3637a1bb6d7716d977b5a9ff762a7b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:49.402613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055240/publication.md
observed e9acb6dcf77bedb5507b2fbd774d01cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:49.386047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055240/publication.txt
observed f1817fb4fe7e090fd5b445314696dc6f...
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.