OpenTechnical

OT-2026-000055508

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000055508) never changes.

Identity and time

Publication numberOT-2026-000055508 · never reused
Internal UUID01a0ae86-a102-7ec8-9777-0a856d02631a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055508
StatusPUBLIC

Content hashes

Canonical text5b5a9841d275c15f916a052c71cb89f1b2a6f6d910dbc9b86ddb7e01ea3b869f
Markdownea2d3f48d54caa8905621b4e21ab74029c021dfe45e94051f91f87be77124dab
PDF
Publication page46eb51ae3009b6d21faa23e5bc243a49b6c4e395d9d91fdc46844fc90b86b57f
Manifest7c894928f95b1a6c1f99c2040a7a03dec82ad0ac0867fc0c2071832dc4c76f40

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
Signature8K1EqQxvNH84Ci2apBcS7vvaKOQ6FsnHMAuXF2gjZ2VCCS2dFrpVYOhnIX90MDPjM2yY2LWCbHrkARPmURVLDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:10.840454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055508
observed 46eb51ae3009b6d21faa23e5bc243a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:10.822116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055508/manifest.json
observed 7c894928f95b1a6c1f99c2040a7a03de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:10.804423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055508/publication.md
observed ea2d3f48d54caa8905621b4e21ab7402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:10.786327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055508/publication.txt
observed 5b5a9841d275c15f916a052c71cb89f1...
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.