OpenTechnical

OT-2026-000035971

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000035971) never changes.

Identity and time

Publication numberOT-2026-000035971 · never reused
Internal UUID01a0ae76-b4ca-7ada-9a6a-9b17c3b427b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035971
StatusPUBLIC

Content hashes

Canonical text10e3d7eae9f78c5d306a1a495d740b9f4a901435257f291787a7483588e3db44
Markdown5fca0bb2b5731d091402f4b5800620a57ee57d136478f6af3d9fe1ece4f6b847
PDF
Publication paged1b782779fee118f31aa7275722ca9a9fc96c07864d95a26873b071d75b9f7c4
Manifesta2d9ddb1ad6158af4004f6db2ba5109a943e5643c439755c537d00e9c915ec52

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
SignatureneISku1Y5DWHHvBdBcTyfPE2ZlrM7SqG9Kfd4sJ1I81L820KXxb8sAtoITrM/Um44D/StlHb1/X6llQx6QKSAA==
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

2026-09-17T11:27:50.030815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035971
observed d1b782779fee118f31aa7275722ca9a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.013819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035971/manifest.json
observed a2d9ddb1ad6158af4004f6db2ba5109a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:49.995316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035971/publication.md
observed 5fca0bb2b5731d091402f4b5800620a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:49.971758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035971/publication.txt
observed 10e3d7eae9f78c5d306a1a495d740b9f...
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.