OpenTechnical

OT-2026-000097657

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000097657) never changes.

Identity and time

Publication numberOT-2026-000097657 · never reused
Internal UUID01a0aea1-92f3-7a0b-9fe2-934a39eb3a40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097657
StatusPUBLIC

Content hashes

Canonical text88436a1dbb1ee8c6fb1d634611fb2ffd2ed68c70fc1d25be3f1bd87e1a9d4910
Markdown6cb0a24df549e2e7f67562ceae61f5cb85e4c5170858689954732decdf81f574
PDF
Publication pagefb9e7b70de42fc43110a5f6bf9636dcf2c05fe25c08b62f2a28701f32c3c8d72
Manifestdc813adf7ace6a1a1db2c4044e3e3580edb7defcf4fcb9deba9b9141739dbd0b

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
SignaturehS3vUA8SohqVP7Bp7j7gIZG6wrgazza/KwVn3vX5HXV/axwEJCHvXC1k26khv7YC5BAuaZf4ioiWQGmJuYZzAg==
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

2026-09-17T09:32:40.367561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097657
observed fb9e7b70de42fc43110a5f6bf9636dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:40.350322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097657/manifest.json
observed dc813adf7ace6a1a1db2c4044e3e3580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:40.334318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097657/publication.md
observed 6cb0a24df549e2e7f67562ceae61f5cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:40.284899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097657/publication.txt
observed 88436a1dbb1ee8c6fb1d634611fb2ffd...
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.