OpenTechnical

OT-2026-000097644

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000097644) never changes.

Identity and time

Publication numberOT-2026-000097644 · never reused
Internal UUID01a0aea1-92f2-7aba-892e-70a644f21725 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097644
StatusPUBLIC

Content hashes

Canonical text9b008fa2206e99a1a013363f50cb0f654dd7be890e22373d4357dde59c67aa1c
Markdown73ebf146f8abfac3d993d7e4f7edf572a81242bb396d8b8effcd473fb5d06008
PDF
Publication pagef5edc139362943869d6014e8175fd0e4f259f41e5da080983a0f220a1b62744f
Manifest1274ae18c4c4ca86cc265bf7aa343bca5dc00d7ef0acadb8e6a65c80b4686a0d

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
SignaturedAqGTO0ZhiFTXki9fyGcqglcWjM/6MFqJov5IsbTVo38/FpDT0H8+MVWANwoDVcQ2r1WvPcJSG+GYXVmL4zIDQ==
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

2026-09-17T09:32:39.465348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097644
observed f5edc139362943869d6014e8175fd0e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.447705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097644/manifest.json
observed 1274ae18c4c4ca86cc265bf7aa343bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.431817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097644/publication.md
observed 73ebf146f8abfac3d993d7e4f7edf572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.414317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097644/publication.txt
observed 9b008fa2206e99a1a013363f50cb0f65...
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.