OpenTechnical

OT-2026-000026810

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000026810) never changes.

Identity and time

Publication numberOT-2026-000026810 · never reused
Internal UUID01a0ae72-3451-70eb-83d2-036bbc07ea5e · 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-2026-000026810
StatusPUBLIC

Content hashes

Canonical text18eefc48606dae3cd8c607035c46e0dec1d832c7e9fde2d7f0a9374ac4bd6142
Markdowncfc90cda5db74988206bc01e44e4e9e4d9594f77b095feafdb82cd1bdda5c7e5
PDF
Publication page8ca5f82ad7bc9052d22811598dec8607657ad81e5283df2ac95f3d7e102313e2
Manifest2d49878505618d40c819c6ec778e03a0b36c6edb0218f973bdb95a0024b4d70d

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
SignaturerZyo2Fr/xDw5KL0TAwZfIq4HnwvmksYpH3NIGrm3SwwAf1zUeUAjFK/F23dnQazxLJ7GCr/Q928WBDjyWNwhBg==
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

2026-09-17T11:43:23.420170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026810
observed 8ca5f82ad7bc9052d22811598dec8607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.403070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026810/manifest.json
observed 2d49878505618d40c819c6ec778e03a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.387495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026810/publication.md
observed cfc90cda5db74988206bc01e44e4e9e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:23.371099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026810/publication.txt
observed 18eefc48606dae3cd8c607035c46e0de...
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.