OpenTechnical

OT-2026-000012418

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000012418) never changes.

Identity and time

Publication numberOT-2026-000012418 · never reused
Internal UUID01a0ae6d-39f6-7ff8-bce7-e6a1e99b9e86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012418
StatusPUBLIC

Content hashes

Canonical text8ba7363ce1dba1f31a62604e1f4463ed6a50137471a47902bc5e97f5285b11a2
Markdown82d68c161d6ad5427c5b204be1941c4d7c52689a0b9b06b8950ccca3568bc0e2
PDF
Publication pagef6fd0191229e10b59a3a2cd1317254e45affe4a9a200c0515048d38b17d7dee5
Manifest6a7368b8de8342e35d64ed1fe93004ddc50b98d93aadae044ab3c9fc93b3d7a2

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
Signaturecnrv3kkcn39MDRtkoL0QsfkO8V2COlM72fPBSefs2G1qKH2w3eviw10D/0cflnQIUkEgkPb+l+x91KqxkTwgBw==
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

2026-09-17T12:11:54.826104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012418
observed f6fd0191229e10b59a3a2cd1317254e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:54.807965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012418/manifest.json
observed 6a7368b8de8342e35d64ed1fe93004dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:54.790211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012418/publication.md
observed 82d68c161d6ad5427c5b204be1941c4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:54.772082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012418/publication.txt
observed 8ba7363ce1dba1f31a62604e1f4463ed...
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.