OpenTechnical

OT-2026-000102747

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000102747) never changes.

Identity and time

Publication numberOT-2026-000102747 · never reused
Internal UUID01a0aea4-858c-7e5f-a886-2c206a76e9ad · 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-2026-000102747
StatusPUBLIC

Content hashes

Canonical text2041a4b25e3d85cd15dc9961d93244f69abc9142d4f6c67c8a62a1bcbc7c210f
Markdownb6779321b910262251a5ffa3bf608e4d19564628bf65f5485bcb481b62bdf98d
PDF
Publication page136ca391a6343a8e4d35917232f711aad48644203f37fe4471cb14916618a799
Manifest1de7ea185b79b66d58524b12dfdd279ab3bb409b8b030641ef201070fd5ff0c7

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
Signaturerz3Pzk/5a8KY1N9MHIv9FnHQMY7BKWqQEwCOxo3PWuAl/IGbwUa0YqmmIWgKSMuV9skeko6Tg5wXvIEZsskQDw==
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

2026-09-17T09:24:16.062702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102747
observed 136ca391a6343a8e4d35917232f711aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.044017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102747/manifest.json
observed 1de7ea185b79b66d58524b12dfdd279a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.023305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102747/publication.md
observed b6779321b910262251a5ffa3bf608e4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:16.004870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102747/publication.txt
observed 2041a4b25e3d85cd15dc9961d93244f6...
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.