OpenTechnical

OT-2026-000065593

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented 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-2026-000065593) never changes.

Identity and time

Publication numberOT-2026-000065593 · never reused
Internal UUID01a0ae8e-46fa-73e6-8437-06ad729ec877 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065593
StatusPUBLIC

Content hashes

Canonical text9699df3c0e634282501c3946967a4c96b8fb5712612ebc1af799769137c0996d
Markdown9666d9b1e10129f04c01aa6e63d08ea472c48e0e3bb3176440da7ee2bd718762
PDF
Publication page253493691db6cb0a24e33af7775c758a3c839359d11ee337ac3175d1899fe80a
Manifest98a8ad7f2fef69c9e812b7eb5c8824ea3c6e57f97f8516b4b8c6e90821198af9

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
Signaturer1HauasnbB3NCaNz0PVEhA2+8282II70Zvg8Lpz12iqLTJe/JwzV73kMW8Qml6xHxl2VG9ST4gE2dXL4HqSCCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:57.463034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065593
observed 253493691db6cb0a24e33af7775c758a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.431275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065593/manifest.json
observed 98a8ad7f2fef69c9e812b7eb5c8824ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.402826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065593/publication.md
observed 9666d9b1e10129f04c01aa6e63d08ea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.375801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065593/publication.txt
observed 9699df3c0e634282501c3946967a4c96...
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.