OpenTechnical

OT-2026-000059727

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000059727) never changes.

Identity and time

Publication numberOT-2026-000059727 · never reused
Internal UUID01a0ae89-ec25-71c2-a938-2f177cd5361e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059727
StatusPUBLIC

Content hashes

Canonical text2f51963f64a89d91f9a55a8205d8118aeb2c2c78630889af5ec48511d910e0fc
Markdown0b6e9c0eaff34507126b5086d903c00dd2e1c84085197b73ba7a7b8c0aacf15b
PDF
Publication page6737a9c25cbc063ce10859e5924c701ba84c9b91cd22e46d5df208de296d6654
Manifest2cd63033440ef8d85b6d41cf45a9a26eab6fabf0de35fdcbdf467a7aff7f0c07

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
SignatureE4v6nw2BkPwNlMcEEpG9x/xL1IyfH9tL75GzeJ8qYXcTfhcZYH0PjZhYiXG9ro7Y/s0tiZ3XtzFm7AtbFNaZCQ==
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

2026-09-17T10:44:26.689149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059727
observed 6737a9c25cbc063ce10859e5924c701b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:26.670132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059727/manifest.json
observed 2cd63033440ef8d85b6d41cf45a9a26e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:26.650693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059727/publication.md
observed 0b6e9c0eaff34507126b5086d903c00d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:26.631599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059727/publication.txt
observed 2f51963f64a89d91f9a55a8205d8118a...
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.