OpenTechnical

OT-2026-000059587

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line 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-2026-000059587) never changes.

Identity and time

Publication numberOT-2026-000059587 · never reused
Internal UUID01a0ae89-ec23-7e37-a8b1-4cce838be7e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059587
StatusPUBLIC

Content hashes

Canonical textc67550df0bdf208f177a6cc6bb37f0bafd41a7a0e31815d033088a4a7beede6e
Markdownd3646f5dbc30a12120ebbaf61d1afac769449e53f2e414596d1239fd45c45a93
PDF
Publication page66db72c2942203ecdd73bf4b3e0a20e115a57e46b9f98e194effb943b722c5fc
Manifesta34c1952f49715625ed53c992db3e8af22a994043aad23832ff43fc7ccce6309

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
SignatureJHZKsUXgIgp6R5/uOSaM9gu2qsrl6d8VzqUH2AEFCrSw9b2CsqwYvGfLtpNb3b2B81GuBevSAXT8DWD/2p1MAw==
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...

Independent retrieval

2026-09-17T10:44:14.295333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059587
observed 66db72c2942203ecdd73bf4b3e0a20e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:14.276386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059587/manifest.json
observed a34c1952f49715625ed53c992db3e8af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:14.257114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059587/publication.md
observed d3646f5dbc30a12120ebbaf61d1afac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:14.237576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059587/publication.txt
observed c67550df0bdf208f177a6cc6bb37f0ba...
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.