OpenTechnical

OT-2026-000088262

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line 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-2026-000088262) never changes.

Identity and time

Publication numberOT-2026-000088262 · never reused
Internal UUID01a0ae9b-5d26-78ba-a466-2b129e73503d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088262
StatusPUBLIC

Content hashes

Canonical text0fce3db3ebcbf7d7d02b125e4cab5433cf1711c8844b2a3c1f265005e2c0d506
Markdown8ed1b9188b639e476e85e9a95d5e474d070fd6ff1bf43c1798dba8cc55777cf3
PDF
Publication page5a07afbef00af038c729f080b36cc5a5cc898acf7feb977e0829a72396c3aae8
Manifest434cdb67eeb1ea37862722f05c2599829273f4ef1f3743158352293ead39b5ff

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
Signaturerj1ZVTaz/FN9HCEFEa9FnyKOcWMNEOaW3c37dny5W2h7E09G8ltPqnxEAGWc9wYhF5KYlkhJ/E1MDdBathyCAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:34.003000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088262
observed 5a07afbef00af038c729f080b36cc5a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:33.985468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088262/manifest.json
observed 434cdb67eeb1ea37862722f05c259982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:33.967199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088262/publication.md
observed 8ed1b9188b639e476e85e9a95d5e474d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:33.947560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088262/publication.txt
observed 0fce3db3ebcbf7d7d02b125e4cab5433...
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.