OpenTechnical

OT-2026-000101153

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000101153) never changes.

Identity and time

Publication numberOT-2026-000101153 · never reused
Internal UUID01a0aea3-c378-74ef-8286-2a18fe3f7fa5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101153
StatusPUBLIC

Content hashes

Canonical text2e1ffee3291b50da0bd4f8f6d4c5b2ed628e8a0a7b5b3f28141b1afde3e270d9
Markdown6ad51f471d5d41cf21474d73e12ab9b2f89d05482aaba97bc99ae9f105dc3f25
PDF
Publication page85e02df189f09b45b85d8aed347a4e1b9ac3a3338565e83c7e90027813cd44ce
Manifest07f9ec30d2d2c8575974538e6a969a9ae0dc6e432c1f8cf55eb023394a7db989

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
Signatureu95S70dyxUPgG4Upx0BWiZDjkfWYrrQpQbJyAO4DpCpMB2NnK29TBiWmVaX4B0iK1UBUoSXdJSAboxc071qABA==
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

2026-09-17T09:26:47.364181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101153
observed 85e02df189f09b45b85d8aed347a4e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.346619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101153/manifest.json
observed 07f9ec30d2d2c8575974538e6a969a9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.328795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101153/publication.md
observed 6ad51f471d5d41cf21474d73e12ab9b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:47.313600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101153/publication.txt
observed 2e1ffee3291b50da0bd4f8f6d4c5b2ed...
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.