OpenTechnical

OT-2026-000009669

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000009669) never changes.

Identity and time

Publication numberOT-2026-000009669 · never reused
Internal UUID01a0ae6b-7563-7471-9c35-762994e167e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009669
StatusPUBLIC

Content hashes

Canonical text018b1ccf4dbbe8d9012bbcea86c01a02f6cb63d346f4ceff953c21d33b5eaf27
Markdownb00f9b98130fe2b91496980655d7c11e044ff3dd215ab5248cee2be24499612d
PDF
Publication page71ec979e267ec08b683567728e8b37e347f1937a4cd0d867dd1d23e9a6794770
Manifest4600f18b22f20a05ff6d4353d60a1941a9012d3854b1e675dc0fbf7133e40acf

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
Signaturecant87cp5MbTYh0zyQ932TLZA9zs0cg7P9+7ap0WYuA/OurL7fXAUleutVmwQ4gQMtb/GThPisLKVAwycqIFCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:08.642154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009669
observed 71ec979e267ec08b683567728e8b37e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.624873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009669/manifest.json
observed 4600f18b22f20a05ff6d4353d60a1941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.606854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009669/publication.md
observed b00f9b98130fe2b91496980655d7c11e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.584605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009669/publication.txt
observed 018b1ccf4dbbe8d9012bbcea86c01a02...
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.