OpenTechnical

OT-2026-000058234

Publication integrity record

Foam pad vacuum gripper, 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-2026-000058234) never changes.

Identity and time

Publication numberOT-2026-000058234 · never reused
Internal UUID01a0ae88-6edc-7d41-b5ad-a09c3acc0ae1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058234
StatusPUBLIC

Content hashes

Canonical text995736179f647fc6d273d8219b6ee177feb56c616940f7a0b40d52a5c2e7e851
Markdownbf2197c41fd036ae332895cc3a5322dad84f2c6fe5b65709bd1f0963d7d1f6bc
PDF
Publication page1d12543fbd818c789830b43bc444274edc16a1bda28f30c477a6571b8a427e79
Manifestc32fe44eb20a64a07b9206b6c05488010fd427bc240d843b19a2ed229d241b96

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
Signature/KCcly8tXCr5oS/W46g+7fFEhqFSxHdiyZEKFVgiGyP5Kee/w3e4jSQ8PsHx/qaHgElTkRkn+eP8g0gcgSe1Bw==
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...

Independent retrieval

2026-09-17T10:47:56.683826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058234
observed 1d12543fbd818c789830b43bc444274e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.666266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058234/manifest.json
observed c32fe44eb20a64a07b9206b6c0548801...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.646428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058234/publication.md
observed bf2197c41fd036ae332895cc3a5322da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:56.627498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058234/publication.txt
observed 995736179f647fc6d273d8219b6ee177...
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.