OpenTechnical

OT-2026-000102493

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off 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-2026-000102493) never changes.

Identity and time

Publication numberOT-2026-000102493 · never reused
Internal UUID01a0aea4-858a-75ec-9267-43d6777378e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102493
StatusPUBLIC

Content hashes

Canonical text115b241f1d9eb7141f098762af856dded7e483d1d40eca71422ba6502a9c26a8
Markdown85ec53505440288b3e8a76e22b50dff4fe2882185d5a87cbbbdff4afbbad808a
PDF
Publication page6ac55410cdda3a75424472ec23bab90d4bbffea03ab3555002e4d1900b79c87a
Manifest81f24b2e18a469ed05a0205a8a9646184f5367ceddb25c7c08f30539ac0b496c

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
Signaturefj6XQ3/DhfvFRL4usDh9POZBYKRD/Y3FTk59QM6VTKN1D2c/P2/5Ze4vs8kCHP293l+vm/HN2hvxH/W1VuQ3AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:50.909292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102493
observed 6ac55410cdda3a75424472ec23bab90d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.889725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102493/manifest.json
observed 81f24b2e18a469ed05a0205a8a964618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.868357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102493/publication.md
observed 85ec53505440288b3e8a76e22b50dff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.848847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102493/publication.txt
observed 115b241f1d9eb7141f098762af856dde...
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.