OpenTechnical

OT-2026-000056338

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000056338) never changes.

Identity and time

Publication numberOT-2026-000056338 · never reused
Internal UUID01a0ae87-4bd2-7c20-97bd-57cb22dc95f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056338
StatusPUBLIC

Content hashes

Canonical text4ab459262c5602fb80971c06d94e2d959f2c60356059c8e3a9ffc7b1e38d8dcd
Markdown87cb3ad0512d600a18d73e10ef59dfe876f99962fb8bc91fab4badff5b379432
PDF
Publication page05c612ac6118ef8f97661afe9455d2f44b2cfe07ae5a283f7a44c43bbb5b8d2d
Manifestb6f30dfec33442fdc5221212eeefe1c27d4ffd882cf99b26f11b0019571b1c8a

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
SignatureEIQx63OXXj510IBDpqJMjnKqfGF8ZzkHDd0KxEORvCpbiHJkgohCqMmH0BzJnq17xm6XirM0tjysbl+W+786Ag==
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

2026-09-17T10:50:50.750985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056338
observed 05c612ac6118ef8f97661afe9455d2f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:50.733019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056338/manifest.json
observed b6f30dfec33442fdc5221212eeefe1c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:50.714953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056338/publication.md
observed 87cb3ad0512d600a18d73e10ef59dfe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:50.697931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056338/publication.txt
observed 4ab459262c5602fb80971c06d94e2d95...
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.