OpenTechnical

OT-2026-000063519

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000063519) never changes.

Identity and time

Publication numberOT-2026-000063519 · never reused
Internal UUID01a0ae8c-f945-7c2a-8390-4486df4a3fe8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063519
StatusPUBLIC

Content hashes

Canonical text0e9a10a74a8bb360e15c96efbdc23753b23a96d5534b69abae28ab3336e3d4ad
Markdownf3bfbf187b461fdfb65d82f2eac9dd6a13dc2df55fb3dc0eed9a05d7065fa164
PDF
Publication pagee56b94a6f983a17553309fe94665a64546b92366eac6da10a89556864c14be5e
Manifest62563a69857ca32c06d380f40d1d237e31f478d78b60c0bee28eb47e1fcca7af

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
Signature1BNUNM/REkmJU7Nw4k8K9UBOsXBpWFkcEChs4F1nBO6R4UkhXQ/ZOh1Rf3b0ee3bDj5jVyy2DfjRqMEn6PDRAg==
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

2026-09-17T10:37:30.378535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063519
observed e56b94a6f983a17553309fe94665a645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:30.359984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063519/manifest.json
observed 62563a69857ca32c06d380f40d1d237e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:30.341951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063519/publication.md
observed f3bfbf187b461fdfb65d82f2eac9dd6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:30.323073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063519/publication.txt
observed 0e9a10a74a8bb360e15c96efbdc23753...
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.