OpenTechnical

OT-2026-000035267

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000035267) never changes.

Identity and time

Publication numberOT-2026-000035267 · never reused
Internal UUID01a0ae76-6a1f-7bf4-af67-08bd580449e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035267
StatusPUBLIC

Content hashes

Canonical textb36395d2a3a2a177061d171a2d09cfc4f05d74d422f235df78f6f522b7ba02b2
Markdown73311dc80bd20fd12cc7c697d3ee36b2dfc546ff38585bc89559410491be0003
PDF
Publication page69060d5c49b822134a0f8123b8b5b244939e2e53c3d11fcea5ed7d2ad89bc7ad
Manifest7a89c3ac14fc13175e3881bc660650154da0e33c8001205396ddddbc0788fa8f

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
SignatureoG8x681MYjBaC04FqSVXoritvrLWW7H8UbnSVbIIsdZxTemeYlRs97GDtrR7dnLHR9CypoQU4n5pLaEgJJNlDw==
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

2026-09-17T11:28:24.924971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035267
observed 69060d5c49b822134a0f8123b8b5b244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:24.904206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035267/manifest.json
observed 7a89c3ac14fc13175e3881bc66065015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:24.887722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035267/publication.md
observed 73311dc80bd20fd12cc7c697d3ee36b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:24.869207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035267/publication.txt
observed b36395d2a3a2a177061d171a2d09cfc4...
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.