OpenTechnical

OT-2026-000068413

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000068413) never changes.

Identity and time

Publication numberOT-2026-000068413 · never reused
Internal UUID01a0ae90-2481-721b-b12a-6e7317c7d0d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068413
StatusPUBLIC

Content hashes

Canonical textb5d51c8986961975e5c01f1f9d5b4f6cd165937117bfaafb13ba5b3e7a0d487d
Markdownad65a87e199b575871798a4b36b8c4e6b514d91f034686b539f0482cae79f1b1
PDF
Publication pagea6d2781cf170a638090867f94a2d54f17a433e27c33a6831c70fc887feeb4910
Manifestbf7820545bc4f813342bba087a9921b65cb52d705a7626e00daf912591fb594f

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
SignatureWAWyE2Y81dnrcqPGVaSbZVvY9goQ1WvmT1Bu4dI0hMgVfs3OquXKaBFPVwGs23Nha/mThJvoyLH4PaIX50TVCQ==
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

2026-09-17T10:29:32.839836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068413
observed a6d2781cf170a638090867f94a2d54f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:32.822906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068413/manifest.json
observed bf7820545bc4f813342bba087a9921b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:32.804537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068413/publication.md
observed ad65a87e199b575871798a4b36b8c4e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:32.785830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068413/publication.txt
observed b5d51c8986961975e5c01f1f9d5b4f6c...
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.