OpenTechnical

OT-2026-000023403

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed 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-2026-000023403) never changes.

Identity and time

Publication numberOT-2026-000023403 · never reused
Internal UUID01a0ae70-7268-799f-b8cb-bc3315ac5aa0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023403
StatusPUBLIC

Content hashes

Canonical textb530875800bfe954ba47753496c5717a9ad22d2b0aef720944c58dcda6ba1462
Markdownb95a2c27f752151bb50a4fe4cba8a4218d7b0db4b693aa835c63cc9be3756b64
PDF
Publication pagee18602a7f7860a6a95289bcc58a41e0ca893c3b25acf365e8521f99297f8da52
Manifestd794163cf59147ab0387fac54e88752e58e59a868cae275f53cd60cdd35811e9

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
SignatureaVCLiLlOh4AaDcBY3EWm++HWDQmEdywS3bR09WFZfd0WY65dPZQ/6uCMP+Zc9bwlBhQawCe5c8s+HVJfvUXHAA==
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

2026-09-17T11:51:36.507080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023403
observed e18602a7f7860a6a95289bcc58a41e0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:36.491336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023403/manifest.json
observed d794163cf59147ab0387fac54e88752e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:36.474678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023403/publication.md
observed b95a2c27f752151bb50a4fe4cba8a421...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:36.457353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023403/publication.txt
observed b530875800bfe954ba47753496c5717a...
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.