OpenTechnical

OT-2026-000034314

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000034314) never changes.

Identity and time

Publication numberOT-2026-000034314 · never reused
Internal UUID01a0ae75-df0e-705b-adb4-a819ade96e3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034314
StatusPUBLIC

Content hashes

Canonical text21383ff741034b5c3893ef5cdc83544a5f8a392076571f6d5f06b3348d83797b
Markdown0b5af64ef3cfc48783c4bb4604fbab21c67ebaad3fb4611f4870206e35d8d7bf
PDF
Publication pagefcb5b6c520dae2ceb28cd248921ae6dbfd542e40dfc2cb92908575466fb1648a
Manifestc64fe2655d0b6b9f56a21a846f1553fac2decf9d6308e052e4d36c734940d1da

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
SignatureOqtINh30H6VQTbzOdz11xFfGF77+YjuzY37Ru/rHk21XEf26jslkaZQ/mQy+pI0GdDZzBFQhFTdRlp1/nVdFDQ==
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

2026-09-17T11:31:00.426745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034314
observed fcb5b6c520dae2ceb28cd248921ae6db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:00.410228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034314/manifest.json
observed c64fe2655d0b6b9f56a21a846f1553fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:00.393296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034314/publication.md
observed 0b5af64ef3cfc48783c4bb4604fbab21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:00.376563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034314/publication.txt
observed 21383ff741034b5c3893ef5cdc83544a...
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.