OpenTechnical

OT-2026-000011633

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, 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-2026-000011633) never changes.

Identity and time

Publication numberOT-2026-000011633 · never reused
Internal UUID01a0ae6d-193f-749f-aa2e-8420c43e69c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011633
StatusPUBLIC

Content hashes

Canonical text80367f6024df38f12eb913a8c0a8b41f018d3a858ef2233113b6e67f3d2a2e36
Markdown97ff5a6b0c4e331275c62c8542110bd48e68f091fa92624bba82d029f07063c9
PDF
Publication pagedef9df5ec5421e2cae6984eca8cc8ce438277d0d0509d959ebff48fc20817d64
Manifest49f4db4346806fc552e03950526ee828380c220235f2fa1c596d5d554e808e26

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
Signaturex2FSxZFrv8e7H3dnj870zkPzhSARFzbgJ0U+DmF3Kg7L4TvaJ1nGDI1LwZRx6VXyUkyEFStmMDJx6N3zfWaBBg==
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

2026-09-17T12:12:13.015130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011633
observed def9df5ec5421e2cae6984eca8cc8ce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.997290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011633/manifest.json
observed 49f4db4346806fc552e03950526ee828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.978700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011633/publication.md
observed 97ff5a6b0c4e331275c62c8542110bd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.962706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011633/publication.txt
observed 80367f6024df38f12eb913a8c0a8b41f...
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.