OpenTechnical

OT-2026-000066610

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000066610) never changes.

Identity and time

Publication numberOT-2026-000066610 · never reused
Internal UUID01a0ae8e-ce41-7aec-88a5-a5eec2088011 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066610
StatusPUBLIC

Content hashes

Canonical text173c6b9f4d3bd134f4131953ecad95b401cb50185a011b70bd113de4afa88d94
Markdownb03826339a99eeefee2a6a0dd38f2f81ea578b8cc42b3169544be819cb585034
PDF
Publication page385f6392f95e2d29508d12e9052a7b15e73b2f5deb04d0ee3a184ef340c23d32
Manifest5eff699bd6e8d163574820a10c596687f5ebf9a3e3efb1e8286d611930b22d77

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
SignatureEjp7sWbfRrq/0VdSWz84pyu5z98uQR++K/aGSNjYFwh+xiABKfZTNHW0dyAZWkMSVNt34lYMGAMlMjL4W0ZEBA==
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

2026-09-17T10:32:59.030906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066610
observed 385f6392f95e2d29508d12e9052a7b15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:59.012690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066610/manifest.json
observed 5eff699bd6e8d163574820a10c596687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.991349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066610/publication.md
observed b03826339a99eeefee2a6a0dd38f2f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:58.973912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066610/publication.txt
observed 173c6b9f4d3bd134f4131953ecad95b4...
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.