OpenTechnical

OT-2026-000035526

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000035526) never changes.

Identity and time

Publication numberOT-2026-000035526 · never reused
Internal UUID01a0ae76-b4c5-793a-b0dd-d192c8c55e65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035526
StatusPUBLIC

Content hashes

Canonical text635fa67d64e0a8a69bf0fe9b5897688f911912c84b91cff9304e1c688f1f05a4
Markdown5979d37eece650952388c641c25a102e4c2b5ebb08a81291c7515158a9031dec
PDF
Publication page898570018e281c3e9e97aa8e15bbc7b061c6f54a2be934889cf27451ecff2ba1
Manifestaab720eed27ef74c0c9dc8ac2659ff1b55b1b175cae76cc9873be40063bb27c3

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
SignatureVp6aKaou3IFK/qSJZu/iwujKv+2fm5eEu/3Pxmv+ap+ECmKwIlTbW/gr+IPGnD2dxBP6HdQBX6JzKThx4MqgDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:57.003917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035526
observed 898570018e281c3e9e97aa8e15bbc7b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.985533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035526/manifest.json
observed aab720eed27ef74c0c9dc8ac2659ff1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.966983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035526/publication.md
observed 5979d37eece650952388c641c25a102e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:56.949446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035526/publication.txt
observed 635fa67d64e0a8a69bf0fe9b5897688f...
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.