OpenTechnical

OT-2026-000064694

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000064694) never changes.

Identity and time

Publication numberOT-2026-000064694 · never reused
Internal UUID01a0ae8d-deb9-7fbe-8a19-e3798a388eb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064694
StatusPUBLIC

Content hashes

Canonical textd1c2a3d177a92b09475c212b83c3d05425a7e6ff3697f5d89c0c53933e5911b5
Markdowndec6a911cdc93bfebee987a62ed6c6edbfcbb6c09506e3e8735361e3b9a748d7
PDF
Publication page07aa62a7768b33a2cc9864832646ff2d322a0df2f22810e567af320bcb1fe5fc
Manifestf7b5460c7ee85a235a543b8300904eee9406b475c6ed502d9b0dc1160dd4472a

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
SignaturePGJQdl6NBpezrNBTwYfjELY2VXxRYqAt+CxwOvNJTV/v/Xas5Ems3Szain/TWkdWm7iahkMMMtRAnScFagDtCw==
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

2026-09-17T10:35:33.657936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064694
observed 07aa62a7768b33a2cc9864832646ff2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:33.640927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064694/manifest.json
observed f7b5460c7ee85a235a543b8300904eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:33.618534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064694/publication.md
observed dec6a911cdc93bfebee987a62ed6c6ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:33.599200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064694/publication.txt
observed d1c2a3d177a92b09475c212b83c3d054...
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.