OpenTechnical

OT-2026-000055911

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single 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-2026-000055911) never changes.

Identity and time

Publication numberOT-2026-000055911 · never reused
Internal UUID01a0ae87-0a4a-7988-bfb4-bc680d21a646 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055911
StatusPUBLIC

Content hashes

Canonical text97613d8c705fd80b578963f3ae5a093c95ade690caa17157fa673a1c9647a3f9
Markdown2553e00236c81e7d5222561cfe4138d24d35b3e886d5f3e8f0f77a9c4ab43927
PDF
Publication page92a3c20349d73647c94b2b4ed62153fca2f208c049e24f3bd62e34557f18ec15
Manifeste07d36be21d6072cd52e5203a30356d022bb85d6f82c026be6e6bae093a3d886

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
SignaturekUTsO8ndiCwRmpeg/aPm3LnKzI7RBoXSyq9jf76ZyT9fH+r+KXecxjV+0wsU9B9M9V6kbeCA4AVrv7ouIOL0DA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:24.863134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055911
observed 92a3c20349d73647c94b2b4ed62153fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.845078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055911/manifest.json
observed e07d36be21d6072cd52e5203a30356d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.825532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055911/publication.md
observed 2553e00236c81e7d5222561cfe4138d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:24.805785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055911/publication.txt
observed 97613d8c705fd80b578963f3ae5a093c...
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.