OpenTechnical

OT-2026-000036272

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000036272) never changes.

Identity and time

Publication numberOT-2026-000036272 · never reused
Internal UUID01a0ae77-01cf-70e0-8f7e-4d6024371299 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036272
StatusPUBLIC

Content hashes

Canonical text0176413a1934f84fba48369144f4c81ae4bf636c56cbb83c07e8bf9c450a4bc8
Markdownce700fd31db47554821358d93cf70ae31e8a5f55c50aa6de28a174be32ca7334
PDF
Publication page4890535fadaa808c92c9f64459c8b41daa3a3fde8f9c0cd1707ff5384da19e11
Manifest869825046bfac31af5a3e0b31ae0caa106b0a2be35e8355d64b141dea951ac3e

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
SignatureJFMFcbOUIPBDS0QQSg1I4E/4rHSL7lw3D1ySkuO4YoqPtTNINaeRJ4FnyccxAAhtXO70UHOxXBK7/7WAKxtyBw==
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

2026-09-17T11:26:31.972375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036272
observed 4890535fadaa808c92c9f64459c8b41d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.952555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036272/manifest.json
observed 869825046bfac31af5a3e0b31ae0caa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.921523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036272/publication.md
observed ce700fd31db47554821358d93cf70ae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.890421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036272/publication.txt
observed 0176413a1934f84fba48369144f4c81a...
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.