OpenTechnical

OT-2026-000048982

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000048982) never changes.

Identity and time

Publication numberOT-2026-000048982 · never reused
Internal UUID01a0ae81-134c-79fb-a4e1-7889674bae4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048982
StatusPUBLIC

Content hashes

Canonical text0a7496521f2cbba684a65e0514dd670a6b846d61bdfcce1f802761816ef85d65
Markdown877489ed7761c27930e0fafdb91c293f41ef81a8a810ee141a7892971b73c057
PDF
Publication pagece883af06f479a2a1cc4efd5e5af04d34311cf951e61e5b6690b51c607c6d7dc
Manifesta5aefd4e8dd894f1c966e9482d22f18c2990e718ce8b4b5d87c39850f465fc92

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
SignatureS4UJhJNfOnlz6lLKdPFqW+W/PPCWmNLgiE4fVbZJth2B2PIuCL9jOyGvU+d9yUPH3LmCrP1OqgdI6lw8WrWqDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:03:11.115149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048982
observed ce883af06f479a2a1cc4efd5e5af04d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:11.096957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048982/manifest.json
observed a5aefd4e8dd894f1c966e9482d22f18c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:11.075019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048982/publication.md
observed 877489ed7761c27930e0fafdb91c293f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:11.059031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048982/publication.txt
observed 0a7496521f2cbba684a65e0514dd670a...
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.