OpenTechnical

OT-2026-000045327

Publication integrity record

Foam pad vacuum gripper, two zone face, pump 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-2026-000045327) never changes.

Identity and time

Publication numberOT-2026-000045327 · never reused
Internal UUID01a0ae7c-f76b-79a3-8f9a-8ab31aaaf088 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045327
StatusPUBLIC

Content hashes

Canonical textd3e2952e842fee4b5f61e769562c770c85b56f6a8574cf9314d6e21463b0b133
Markdown186403a982179de93fbad964aa38440d272954271a03210d10ce582cfa6817c9
PDF
Publication page0ad974b7c4b42604ef08607fe26b996054cc68b5f4583495d77751ce37ddc2d2
Manifestce57a8f612197f7f02d5bb131ee8e8ea54397d0aa13e4073976ad6b15542c0fd

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
Signaturecem4Z9xHn+xMiZQ9O8Jsz4myoqXU0QKXFmEns4gi5uwU7g+2uCcOL5R+gOszweoU1/0l1sCydi61YumkUsuuBA==
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

2026-09-17T11:10:34.912845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045327
observed 0ad974b7c4b42604ef08607fe26b9960...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.892617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045327/manifest.json
observed ce57a8f612197f7f02d5bb131ee8e8ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.875662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045327/publication.md
observed 186403a982179de93fbad964aa38440d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.857971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045327/publication.txt
observed d3e2952e842fee4b5f61e769562c770c...
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.