OpenTechnical

OT-2026-000057360

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000057360) never changes.

Identity and time

Publication numberOT-2026-000057360 · never reused
Internal UUID01a0ae87-d5bd-72af-940c-13a5e23d1fee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057360
StatusPUBLIC

Content hashes

Canonical textae588129814ece5bd3355d47d0476ef005e22c849dce87af4ac437e80e53f79b
Markdown3f3d3c834d529d62c0691ad4b5cd03e99e5c23818300615347ebe22ff29aa6a1
PDF
Publication page9a9c67fd8d7325d5e75b85b97d80f7920d4d26d12e973a615f9018e76e7b6332
Manifeste836b5b4f595559ddfde3288d4f0c21494c752e3b0c8fb0a9cc81407b5dadb7d

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
Signatureqy55NSB/f8GJ7GftJlMCvalnZOGIWOHP8DyRKymm+NF4c946RvHUJL25JIU3N1SPez/BBPzbHEVDZ8Ha7rZsBQ==
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

2026-09-17T10:50:29.226292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057360
observed 9a9c67fd8d7325d5e75b85b97d80f792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.206910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057360/manifest.json
observed e836b5b4f595559ddfde3288d4f0c214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.188740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057360/publication.md
observed 3f3d3c834d529d62c0691ad4b5cd03e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.170092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057360/publication.txt
observed ae588129814ece5bd3355d47d0476ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.408482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057360
observed 9a9c67fd8d7325d5e75b85b97d80f792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.391196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057360/manifest.json
observed e836b5b4f595559ddfde3288d4f0c214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.372606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057360/publication.md
observed 3f3d3c834d529d62c0691ad4b5cd03e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:38.354283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057360/publication.txt
observed ae588129814ece5bd3355d47d0476ef0...
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.