OpenTechnical

OT-2026-000095178

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000095178) never changes.

Identity and time

Publication numberOT-2026-000095178 · never reused
Internal UUID01a0ae9f-8f6f-766a-ac0a-cc28c21d62bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095178
StatusPUBLIC

Content hashes

Canonical text1aa3b3516e9451a0d883769a3072bef6db115030bd45a0315b50e768fde5d66e
Markdown089322c8cbf9c819cff12b0215dfd6be19a30641e3aa4e3f7b4740ba01dae587
PDF
Publication page424035afea5c208b0a7b222bc0adb36841e79a8ec13e94a09523a865ad409f92
Manifest6c6f39e960f4e55cb849c88de0613ed73193897998c5f8050b7709681e787501

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
SignatureOxdJ2QJL/5mDfU7a4bvv6ZIZv7OeIb+y9WdBQ9EnP260TJQDnuBennXNI1MdxCUz6mx7IxO9Kob/yZzvcM2SDQ==
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

2026-09-17T09:36:29.301710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095178
observed 424035afea5c208b0a7b222bc0adb368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.283836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095178/manifest.json
observed 6c6f39e960f4e55cb849c88de0613ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.267148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095178/publication.md
observed 089322c8cbf9c819cff12b0215dfd6be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.250260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095178/publication.txt
observed 1aa3b3516e9451a0d883769a3072bef6...
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.