OpenTechnical

OT-2026-000008018

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000008018) never changes.

Identity and time

Publication numberOT-2026-000008018 · never reused
Internal UUID01a0ae6a-908b-71d6-a922-c01416b5a218 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008018
StatusPUBLIC

Content hashes

Canonical text1ca85ae276c7fb226fcf0f1ce61cfc7e0a40131e60541d014db910049374c90b
Markdowne8967502e5bf2a48610e2704530b04733cb2d047c621137b3f805bf8ab09d530
PDF
Publication pagec5f28c05db9774c1439dc9e2af81374adc5f9c1c1803ff5869bae5e191f8600c
Manifestbc1cbb6055781ebc88251215d2fa729cd1ff919b7193e58ac04e5dd9210c174b

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
Signaturem9kVELLUXUfNBY0bddfyViDXmoNb/BQb5KtcuqiTvUXPfA6lytnecMSWjNRMBtTNX83Wl75BwOXjgWW3FI2WCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:36.159912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008018
observed c5f28c05db9774c1439dc9e2af81374a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.139643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008018/manifest.json
observed bc1cbb6055781ebc88251215d2fa729c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.118037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008018/publication.md
observed e8967502e5bf2a48610e2704530b0473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.097449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008018/publication.txt
observed 1ca85ae276c7fb226fcf0f1ce61cfc7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.065941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008018
observed c5f28c05db9774c1439dc9e2af81374a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.049039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008018/manifest.json
observed bc1cbb6055781ebc88251215d2fa729c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.032804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008018/publication.md
observed e8967502e5bf2a48610e2704530b0473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.013802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008018/publication.txt
observed 1ca85ae276c7fb226fcf0f1ce61cfc7e...
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.