OpenTechnical

OT-2026-000063054

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented after set-down

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-2026-000063054) never changes.

Identity and time

Publication numberOT-2026-000063054 · never reused
Internal UUID01a0ae8c-94a9-735e-8db6-9545e3111b5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063054
StatusPUBLIC

Content hashes

Canonical text3ac4311dd21a62b276f3a9b5276f73be5982c7bac89a6d8de91b530339ec795e
Markdownbdf3908e316c299aa5044d43d4692154a8325c4936986d22b0860ad6934cd739
PDF
Publication page102fc0f06a12087e8605b39cfd998463a8026c289c8d615aede96c92db4d2dba
Manifest33789d041109cb966eac3da9251d8531f619975f50be721975395aece91579ae

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
SignatureqCh2zyliUK8MZ577vU1j8VxyvNdU9t6J0MfYhSOCmnzLABoaluZxg2DEkpiE/he0qtPYiSHkmhhUS7VLVYWpAA==
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

2026-09-17T10:40:43.335292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063054
observed 102fc0f06a12087e8605b39cfd998463...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.313943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063054/manifest.json
observed 33789d041109cb966eac3da9251d8531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.294240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063054/publication.md
observed bdf3908e316c299aa5044d43d4692154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.271680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063054/publication.txt
observed 3ac4311dd21a62b276f3a9b5276f73be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.917159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063054
observed 102fc0f06a12087e8605b39cfd998463...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.898657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063054/manifest.json
observed 33789d041109cb966eac3da9251d8531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.881121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063054/publication.md
observed bdf3908e316c299aa5044d43d4692154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.862425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063054/publication.txt
observed 3ac4311dd21a62b276f3a9b5276f73be...
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.