OpenTechnical

OT-2026-000046703

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, 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-2026-000046703) never changes.

Identity and time

Publication numberOT-2026-000046703 · never reused
Internal UUID01a0ae7e-57df-7c12-8094-b5ae7c186e8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046703
StatusPUBLIC

Content hashes

Canonical textbaa99c1ad3fb45aac10da276b22cf1350df14b2e9f05f29817618ebffb667b8b
Markdownf89f073d6c6c7b8d91714da91723dce8531688e5bf96d4d1863b064b5179e4e1
PDF
Publication pagebd5fe66cb34f2b178195fdc281d266dd03d829029538293fed48a5574ecc2495
Manifest54a83b1ff2abf42f4d9258e28681860e6d026877058a598a85d357714bcee25d

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
SignaturewxupH0Fs55az4xqoUqGTcmfMLDJOEj07AEMCVLRxWT/uzGnjj0nAqY5dRSfTR6abiTIJNLxCO2e5CX3d7XIcBw==
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

2026-09-17T11:08:55.304422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046703
observed bd5fe66cb34f2b178195fdc281d266dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:55.284548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046703/manifest.json
observed 54a83b1ff2abf42f4d9258e28681860e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:55.265249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046703/publication.md
observed f89f073d6c6c7b8d91714da91723dce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:55.246826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046703/publication.txt
observed baa99c1ad3fb45aac10da276b22cf135...
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.