OpenTechnical

OT-2026-000017178

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000017178) never changes.

Identity and time

Publication numberOT-2026-000017178 · never reused
Internal UUID01a0ae6e-76c7-7448-8e96-0fec08361779 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017178
StatusPUBLIC

Content hashes

Canonical text9564e9ffb47654fa2ca793f118536c28cb539fb92e287f6244da0571ef58ce50
Markdown1e9c83b1047782fb6f7ad27d6a969a9009077a03b2fa9542804f7c050e57176f
PDF
Publication page1d81a8bb125ab28eb753fb276a4bc0a83de587820e8d34d2f93da153404a94bd
Manifestf29bc8f0ad63de1a6fb91ee5f69a84e1ab8cc8be89ab83d9e70a31344b6f612c

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
Signature1zCNgF6mT6xI2dAibXAk1PmQFVuvkBhiVvOMHxZNnGjZU5rcCtmAOl21IzAxB1VRA3mRmE1DrbWJLpfCsk/OAA==
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

2026-09-17T12:02:14.706559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017178
observed 1d81a8bb125ab28eb753fb276a4bc0a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:14.689719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017178/manifest.json
observed f29bc8f0ad63de1a6fb91ee5f69a84e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:14.672634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017178/publication.md
observed 1e9c83b1047782fb6f7ad27d6a969a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:14.656511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017178/publication.txt
observed 9564e9ffb47654fa2ca793f118536c28...
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.