OpenTechnical

OT-2026-000039492

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000039492) never changes.

Identity and time

Publication numberOT-2026-000039492 · never reused
Internal UUID01a0ae78-9675-79e8-8d02-3c79af1322e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039492
StatusPUBLIC

Content hashes

Canonical text514264e3513bab24e9caf9fc0515ca849d745672f0bd575d8edd6b35f8d51ca7
Markdown621c1c31cbaedbaad5f94749b7841c0f96248a7b3b3a8b175830060a5e79d5a1
PDF
Publication pageb506c422f783248f5d3f110e6a4bae3fe7a275a20624f4b404a0d4b5bf6ac40f
Manifest373a22d9b067b6417d1eea9ef3716f031e60515ea47cb0f2fd137de0e98dd263

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
Signaturecz34wdn1sapNCmKODGMx/cII8WxNGn9jkWMH1DoKN/B8FzvvMDp81S5JZ7h0SsQxHKtjNjeAaIw+fbhq8PiiAg==
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

2026-09-17T11:21:07.177612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039492
observed b506c422f783248f5d3f110e6a4bae3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.161412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039492/manifest.json
observed 373a22d9b067b6417d1eea9ef3716f03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.144022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039492/publication.md
observed 621c1c31cbaedbaad5f94749b7841c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.126222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039492/publication.txt
observed 514264e3513bab24e9caf9fc0515ca84...
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.