OpenTechnical

OT-2026-000057771

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000057771) never changes.

Identity and time

Publication numberOT-2026-000057771 · never reused
Internal UUID01a0ae88-6ed7-7758-a8af-fba460223510 · 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-2026-000057771
StatusPUBLIC

Content hashes

Canonical textb32df80c46fb33ca716888493a9effd0000e0d19f2bde69e588b3d2967de6096
Markdown7888baed07753759601891ca12c384aa0d35abb7a92e5775ca62f20cd8feeff1
PDF
Publication pageb6d2d54575b9ed7e9981f4bb4c0a654520bb921941c08b177760f12ede207a85
Manifest40e1d5954a0d785b8e6de8b673c7f641861685c99e6b8a1429fc33beed7c41ac

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
SignatureAKAW52XKHY9zqtABvNtfIrV3bMVneWdTh0dJU3/5GkcMWN0SOu7aHyNYpkA79kZoHZTHXjVG0SwRehPV9v6tBw==
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

2026-09-17T10:47:19.190926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057771
observed b6d2d54575b9ed7e9981f4bb4c0a6545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:19.172733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057771/manifest.json
observed 40e1d5954a0d785b8e6de8b673c7f641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:19.152494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057771/publication.md
observed 7888baed07753759601891ca12c384aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:19.134713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057771/publication.txt
observed b32df80c46fb33ca716888493a9effd0...
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.