OpenTechnical

OT-2026-000048418

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000048418) never changes.

Identity and time

Publication numberOT-2026-000048418 · never reused
Internal UUID01a0ae80-4de5-7f83-ac99-9f45aeb463bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048418
StatusPUBLIC

Content hashes

Canonical text00cfd76ebad362562a3b516ac7081dc016cbf50e80a77735a4a3500480f54381
Markdown69c31a3aa1fdb6fa40443f642450faee044860206de9858f7d0955039de19e02
PDF
Publication page945d77c3692a22a2ccc0537be7dfb3054cb4bdc9ae2c5e364c9f79388a4b103c
Manifestc70261f30d9432b6d5f5e6ea504eec6fef9db5f97c0b137b1d6396492c57798f

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
Signature5uuCRvVtpqDBo99gRhnI3Zc9nOEDy9wB8VCxETotON0i9whkXfj50PU5Ow68/VAZDQlHzipNIvGvwy6xlbS9DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:05:03.729695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048418
observed 945d77c3692a22a2ccc0537be7dfb305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:03.712234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048418/manifest.json
observed c70261f30d9432b6d5f5e6ea504eec6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:03.693492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048418/publication.md
observed 69c31a3aa1fdb6fa40443f642450faee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:03.675268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048418/publication.txt
observed 00cfd76ebad362562a3b516ac7081dc0...
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.