OpenTechnical

OT-2026-000059111

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000059111) never changes.

Identity and time

Publication numberOT-2026-000059111 · never reused
Internal UUID01a0ae89-8611-7593-8e84-3c04606e9286 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059111
StatusPUBLIC

Content hashes

Canonical texta1fca9b166ffa3e9ad0225cb8af59716ee17bb900aad9a8013e451c57c5fa631
Markdownbc5094878c2a2b0daff8743fcdd0b91b3e9034704520690094f9892bd2e1d485
PDF
Publication paged8fefb3ceac93ddace7545337760f3e2ae43e1cf4e5d878c3bdcd79a5f6dc81a
Manifest014db65eee70740cf39debd82f6ca390f413aef190d426b281f58271239f1f78

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
SignatureISkSmMljmNpM164+jpQczI5yPkOScTEiZnFov6X1FFmfx5oSxSk3BZy9P51m3NNga6+PA5w/WXRz62GHDeXIBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:56.069809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059111
observed d8fefb3ceac93ddace7545337760f3e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:56.052064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059111/manifest.json
observed 014db65eee70740cf39debd82f6ca390...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:56.034864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059111/publication.md
observed bc5094878c2a2b0daff8743fcdd0b91b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:56.018336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059111/publication.txt
observed a1fca9b166ffa3e9ad0225cb8af59716...
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.