OpenTechnical

OT-2026-000011970

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000011970) never changes.

Identity and time

Publication numberOT-2026-000011970 · never reused
Internal UUID01a0ae6d-1942-7fd3-8ec7-b2707c48e383 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011970
StatusPUBLIC

Content hashes

Canonical textd7856f38da5372f58d6e19c78233b237fe07fd01394215dcaeaf49f20589b68d
Markdown24e03e78cb918c9720a1017c62c6a0ea3d45450bfdf15d17605d8c8b263a0c00
PDF
Publication paged95ef1e546c500d2dd830bddd95b28c93b6a054616fe4722d23c6f9c2242a576
Manifest8eedb83e806aabb8f1e4ff7938b7415ff9524dfdc9a8375ee91e877099f1f92c

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
SignatureolODQO6vWGeh8sv2PatqiLVWd/mUHsVwnC8t38sFzUfTj03G4z/IcJKwGIKprGwcnEUBNt0QhFKUsIbaRw1ZCA==
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

2026-09-17T12:12:49.448345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011970
observed d95ef1e546c500d2dd830bddd95b28c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:49.428740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011970/manifest.json
observed 8eedb83e806aabb8f1e4ff7938b7415f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:49.411663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011970/publication.md
observed 24e03e78cb918c9720a1017c62c6a0ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:49.391834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011970/publication.txt
observed d7856f38da5372f58d6e19c78233b237...
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.