OpenTechnical

OT-2026-000046875

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000046875) never changes.

Identity and time

Publication numberOT-2026-000046875 · never reused
Internal UUID01a0ae7e-d0f5-7222-83f9-f27d06be440d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046875
StatusPUBLIC

Content hashes

Canonical text0d65fbfcb527a25fc239e5c61087baaa1d4f9fee1d488eb8ec696bafe0e86aa1
Markdownee6b2987f1ea04fe8099db9e388979ea1761caa348c72a2496db193f68273314
PDF
Publication pageb2164d61579dbf5bceeefac3f778d52f6a6a3adf71ef60e829dce308ae89dba3
Manifest8abeec1581a028b1810290018febf3cec39c9ee3c275b3603042089e98172fcd

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
SignatureOyCkDbFUxD3GbAU/Clt9TIQIx8V2Wr82U/upckv3MgQ4/uGnhmoAUBeKez4sOGNzWRqigiOclHMtbX6YqEQeBw==
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

2026-09-17T11:06:59.023027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046875
observed b2164d61579dbf5bceeefac3f778d52f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:59.005586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046875/manifest.json
observed 8abeec1581a028b1810290018febf3ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.986256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046875/publication.md
observed ee6b2987f1ea04fe8099db9e388979ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.969340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046875/publication.txt
observed 0d65fbfcb527a25fc239e5c61087baaa...
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.