OpenTechnical

OT-2026-000033702

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000033702) never changes.

Identity and time

Publication numberOT-2026-000033702 · never reused
Internal UUID01a0ae75-a390-7ab4-b7c3-c5deee8dacba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033702
StatusPUBLIC

Content hashes

Canonical text8932ca6c1caa99c78d2cbcd30d3ed35682f175a8efbb163f8075844f59b976fc
Markdown436b14eecece6853b48b2c8a6bf6893ec1ce8635c18dedac198ad5fdf3094173
PDF
Publication pagea47a1bfbf409bf7617a11aae9f42bd1cec823173c85a7d44b2d215f8745dd818
Manifestfe6e7ba29f457d4de4f93246c9ede62076518e121ee0ae3dc753e0154ecc9c29

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
SignatureF28idYZ5hypa7ODvuvYEWrodgYzYfF4Nqvsemi6RYmdsaJsYfa7miwMsN6Blpzz7pqb1MS+YOp3jPPIC3ZTUBw==
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

2026-09-17T11:31:41.947531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033702
observed a47a1bfbf409bf7617a11aae9f42bd1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.929325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033702/manifest.json
observed fe6e7ba29f457d4de4f93246c9ede620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.909568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033702/publication.md
observed 436b14eecece6853b48b2c8a6bf6893e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.890087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033702/publication.txt
observed 8932ca6c1caa99c78d2cbcd30d3ed356...
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.