OpenTechnical

OT-2026-000030245

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000030245) never changes.

Identity and time

Publication numberOT-2026-000030245 · never reused
Internal UUID01a0ae73-e500-7a22-99e9-100aa0bb1ca6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030245
StatusPUBLIC

Content hashes

Canonical texta19d7a4d05f8c8812bd182f8d077eef5743da885162cd3e20331b3b810407b58
Markdownfed8a1ae6dac21da730343aebbffd4ab27e2bf69a9a5fa28fc85a5040b382c3c
PDF
Publication pagecbce2ba2bcfdb5171ff4ea2c2008e71c8e8382917aae91ec322c71cf800b62bf
Manifest716ab04263aae2fde27b1541175639e73d98d0452f5aa1a48e0cfd0c55651fe2

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
Signature56q9jKMZ7S8w3zoPUoru2LiXRW3k4TiFAR/kFjg/SczYa6iLI8oYM63jZJ5NzTziapIiCtZ99sTYb0oobWrAAQ==
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

2026-09-17T11:40:37.716562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030245
observed cbce2ba2bcfdb5171ff4ea2c2008e71c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.694314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030245/manifest.json
observed 716ab04263aae2fde27b1541175639e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.669436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030245/publication.md
observed fed8a1ae6dac21da730343aebbffd4ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:37.651025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030245/publication.txt
observed a19d7a4d05f8c8812bd182f8d077eef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.195210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030245
observed cbce2ba2bcfdb5171ff4ea2c2008e71c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.178532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030245/manifest.json
observed 716ab04263aae2fde27b1541175639e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.160543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030245/publication.md
observed fed8a1ae6dac21da730343aebbffd4ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:54.144051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030245/publication.txt
observed a19d7a4d05f8c8812bd182f8d077eef5...
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.