OpenTechnical

OT-2026-000051457

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, vented before set-down

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-2026-000051457) never changes.

Identity and time

Publication numberOT-2026-000051457 · never reused
Internal UUID01a0ae83-7c80-7ab3-bac4-aedb9910c879 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051457
StatusPUBLIC

Content hashes

Canonical text56d2b9626dffdcf8af3a99de6f58262728e2fceef220487c2ef8b3a3c4b402be
Markdown61e2b9beb8d72e2c37577ac98f70b2fac8bfd40c52da993b1718f26b8890f727
PDF
Publication page9be65bd9b9b551aea30d1bf0bfe680d9ef149dd6b03920642fe8641e82555bc0
Manifest58ac3efa85546a8c1a005031f66323361e9b859543001cb65698949081812504

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
SignatureWD/l79rVoTZO2bMkmL/GoAItw+O93XYriyuijeyXoDNhjVqONNLq1jEF9toxUClGQaMlrwMQb0HDI9U4O4xNCg==
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

2026-09-17T10:58:11.164246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051457
observed 9be65bd9b9b551aea30d1bf0bfe680d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:11.146137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051457/manifest.json
observed 58ac3efa85546a8c1a005031f6632336...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:11.126724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051457/publication.md
observed 61e2b9beb8d72e2c37577ac98f70b2fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:11.105619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051457/publication.txt
observed 56d2b9626dffdcf8af3a99de6f582627...
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.