OpenTechnical

OT-2026-000050618

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000050618) never changes.

Identity and time

Publication numberOT-2026-000050618 · never reused
Internal UUID01a0ae82-5c4a-7b49-9580-c8a948945e46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050618
StatusPUBLIC

Content hashes

Canonical text7a6a5587eda7883bf61d77f652dfcd917a113bc6afaae8b27d521a18e7676c8e
Markdown916f9887e2763492c307a55b5d25c3a4102881e29ad14a3352111822d36f08cd
PDF
Publication pageb7bb1c8048c8c6906d4678567ad3a06158a82a6285ec8eef743286f427c00bb2
Manifestd9c3a963aadb763c4dd98ab1b78d1d77822f20fcf515b6179b94ebe0e7af864e

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
SignaturegZeLMyt7hkexKzAfKGOhrhMY5pvrjwBxWec0JODR2HXq5HVSWgcfTcCHHk5gA9i0LGeaVc7gLi9GRCVhnjTCAg==
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

2026-09-17T11:01:43.769464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050618
observed b7bb1c8048c8c6906d4678567ad3a061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:43.749889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050618/manifest.json
observed d9c3a963aadb763c4dd98ab1b78d1d77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:43.730546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050618/publication.md
observed 916f9887e2763492c307a55b5d25c3a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:43.710658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050618/publication.txt
observed 7a6a5587eda7883bf61d77f652dfcd91...
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.