OpenTechnical

OT-2026-000100968

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000100968) never changes.

Identity and time

Publication numberOT-2026-000100968 · never reused
Internal UUID01a0aea3-c377-7176-8b9f-541575adb775 · 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-2026-000100968
StatusPUBLIC

Content hashes

Canonical text7d90772f44436cb669f8150ed879a542ca358c2ba96c9f9af93dfe9d4cbc0f23
Markdown48f0ba041336a3d5bf2e4dac2e105a1a2058ae28841ae9efe50f7ddc29cf7741
PDF
Publication pageb7484ec2fb7a82bb7cdbb5b7db45bbbb5e247b97dbe4b584f3b334f7e6819c6c
Manifest9713619f1889b9ea85b39d1525b2c0302e938a8b4cbf674cbf178d842358aec3

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
Signature5HIVC9OQ0I39ikRvPMIhM8qLIgMaa2/WKEsT+Hp3Ac7Wd4LU5q85ZuYbQ4EegwmEosnCb3Nns3W/voq6IFEYCA==
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

2026-09-17T09:26:28.776412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100968
observed b7484ec2fb7a82bb7cdbb5b7db45bbbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.759679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100968/manifest.json
observed 9713619f1889b9ea85b39d1525b2c030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.742553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100968/publication.md
observed 48f0ba041336a3d5bf2e4dac2e105a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.726202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100968/publication.txt
observed 7d90772f44436cb669f8150ed879a542...
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.