OpenTechnical

OT-2026-000027042

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000027042) never changes.

Identity and time

Publication numberOT-2026-000027042 · never reused
Internal UUID01a0ae72-3453-72d1-9438-7f58ef6d8842 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027042
StatusPUBLIC

Content hashes

Canonical text0422bb97690bde8ca2ed6f70bb2ad89bc6f8e76a6b0ebb9895c5b1971f25451b
Markdown14bf955d95ac25b25f8d34951ef0a4430165cc41679195041803ad0d73a98f17
PDF
Publication page2d2aeba053344ce42960b456b9b8702708cff9c726287ce920b5ce23e27886a0
Manifestafa82363fd6a57449e81a01b6ed3c57c41e5d7b9c3a7c8b1283083b13f4dc751

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
SignatureIVijUgNDHsQe9ITAjDpgQLKijmCKxwaG7WtxHYp29syKb9F0euOdZ4/lJ7v9GG9wBuh/rSSojB4yP+iR0tN6BA==
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

2026-09-17T11:43:47.863155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027042
observed 2d2aeba053344ce42960b456b9b87027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:47.848548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027042/manifest.json
observed afa82363fd6a57449e81a01b6ed3c57c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:47.830711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027042/publication.md
observed 14bf955d95ac25b25f8d34951ef0a443...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:47.812551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027042/publication.txt
observed 0422bb97690bde8ca2ed6f70bb2ad89b...
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.