OpenTechnical

OT-2026-000007963

Publication integrity record

Two cup vacuum gripper, two 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-2026-000007963) never changes.

Identity and time

Publication numberOT-2026-000007963 · never reused
Internal UUID01a0ae6a-908b-7917-85d5-a11ecf62e999 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007963
StatusPUBLIC

Content hashes

Canonical textde15792fdbaac1b7faafbb3477b1abe8a48a3c5eddd97733867c1f4614d01cb4
Markdown24050c731289743307adb5f74ae27cd7bda920311696c08e8fdfee44844b635a
PDF
Publication pagec61127a365e5fe33e4cd1d11e9b9c1aceab7d7813847ba6f1605facd42aed7d0
Manifest25db51e95294ce289b334d0fd8de1fedd78411f069b3f92c563feef072757e03

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
SignatureRwvYM48JDIWDidU+0/vwK02AVehrxGWpS+rRGQr3f5jHh9MrDK8oENXxsmcBY5h+LwryimGBXBCDsvwl802uCw==
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

2026-09-17T12:20:28.423470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007963
observed c61127a365e5fe33e4cd1d11e9b9c1ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.404653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007963/manifest.json
observed 25db51e95294ce289b334d0fd8de1fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.387834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007963/publication.md
observed 24050c731289743307adb5f74ae27cd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.370173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007963/publication.txt
observed de15792fdbaac1b7faafbb3477b1abe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.886418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007963
observed c61127a365e5fe33e4cd1d11e9b9c1ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.864918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007963/manifest.json
observed 25db51e95294ce289b334d0fd8de1fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.844960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007963/publication.md
observed 24050c731289743307adb5f74ae27cd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.827548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007963/publication.txt
observed de15792fdbaac1b7faafbb3477b1abe8...
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.