OpenTechnical

OT-2026-000032040

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000032040) never changes.

Identity and time

Publication numberOT-2026-000032040 · never reused
Internal UUID01a0ae74-bad3-734f-9ca1-1f200d2b2dd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032040
StatusPUBLIC

Content hashes

Canonical textfb860881bb73ac226b98a1339116aeb317a38aa89dfbe36654394721838a3fb8
Markdown984c5679a577ad482d4549616f84a250b02a93a9ac835ab521397c1cfead6f92
PDF
Publication page492d0199253c1732841fbf4906a3f56f276f5a21c7829cf67093a6e5c8330275
Manifeste0d6c53abc20b89f572af90cbc1b1bb52c69b96d2145dfa0404b851db8a0f87f

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
Signature+3SoYvrk58jcqowo32unM8Rd4PR0rdGHnaqAKlPurIsfsqPtTS0GLsqcwHput7uRP2glkB0wy6imjvOewn5UCg==
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

2026-09-17T11:35:27.172525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032040
observed 492d0199253c1732841fbf4906a3f56f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.155475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032040/manifest.json
observed e0d6c53abc20b89f572af90cbc1b1bb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.138266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032040/publication.md
observed 984c5679a577ad482d4549616f84a250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.118320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032040/publication.txt
observed fb860881bb73ac226b98a1339116aeb3...
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.