OpenTechnical

OT-2026-000068026

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000068026) never changes.

Identity and time

Publication numberOT-2026-000068026 · never reused
Internal UUID01a0ae8f-c4fe-7166-b070-1006822e14d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068026
StatusPUBLIC

Content hashes

Canonical textd3dd93c346b3e06fbb5ceac5c752661d156d3dda6ddac8050cb822f247772779
Markdownec7847e3b5c5cf1379813e6f205e1ddc7339cfe1878dfb149e7691dcc097b47d
PDF
Publication paged9b21deac5547b3176050aa0b8397c6c2d01b95f7c05aaeac0e30d2e109b4818
Manifest3d4ed2745d2c746f133b0ab1d20453bb4c92464fa9f6132eaaab99243dd158a5

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
SignatureelhGX/8GJnwQVYcGKPfSlBjw6+dvF9HjO2qYlHJ6GJwpesniQnVomv6L+flRF+EPg/Wo+rMVV4plNc5x0VvQDA==
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

2026-09-17T10:30:35.281207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068026
observed d9b21deac5547b3176050aa0b8397c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.264017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068026/manifest.json
observed 3d4ed2745d2c746f133b0ab1d20453bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.245326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068026/publication.md
observed ec7847e3b5c5cf1379813e6f205e1ddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:35.228649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068026/publication.txt
observed d3dd93c346b3e06fbb5ceac5c752661d...
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.