OpenTechnical

OT-2026-000034735

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000034735) never changes.

Identity and time

Publication numberOT-2026-000034735 · never reused
Internal UUID01a0ae76-1ed2-7a5c-9240-ec3b22043e1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034735
StatusPUBLIC

Content hashes

Canonical text4bcc3a88b4afe29580d8bca36a8c432a976ef36466e7918dc585b5f587d859f6
Markdown5bf7a9739792aa3d804832c8981852c26ba198f158d9c105afa211a30c813eba
PDF
Publication page3c8d9461d72ed0bbb24aa5df9760fb47a71cbfdc1bdb00cc4b29fc99adaedf7e
Manifest1ea68223db7acfb25ca7a60b45e3e796d55de445614791dd6f4f0ff2c6363300

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
SignaturezR/A9s6NAaLxMa65gpKiUHpp7DbL2AU3vQm9D/K0umtowTkzb/4ynrkELcwlxW8ABOuUBgJW9kMQV/H489XxBQ==
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

2026-09-17T11:30:12.868995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034735
observed 3c8d9461d72ed0bbb24aa5df9760fb47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:12.840361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034735/manifest.json
observed 1ea68223db7acfb25ca7a60b45e3e796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:12.816027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034735/publication.md
observed 5bf7a9739792aa3d804832c8981852c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:12.791667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034735/publication.txt
observed 4bcc3a88b4afe29580d8bca36a8c432a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.325166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034735
observed 3c8d9461d72ed0bbb24aa5df9760fb47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.304569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034735/manifest.json
observed 1ea68223db7acfb25ca7a60b45e3e796...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.285929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034735/publication.md
observed 5bf7a9739792aa3d804832c8981852c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:41.265909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034735/publication.txt
observed 4bcc3a88b4afe29580d8bca36a8c432a...
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.