OpenTechnical

OT-2026-000043110

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000043110) never changes.

Identity and time

Publication numberOT-2026-000043110 · never reused
Internal UUID01a0ae7b-327a-7ae1-9273-8056a6b319e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043110
StatusPUBLIC

Content hashes

Canonical text676f654dabfe9352cf74de903f569a918e6f6d9d0493735ca113ab39e94b5237
Markdowne2364c0b2660d53d13e53741e0069567aeeabcc115dfbdc99cee354f9b6d8a2b
PDF
Publication page08b734dae3085ebccdf1cbce7a1648cd33872f8fdb3a6d666d6df5eb9421e7fa
Manifestf6517d250a8e1507bba2a841b2a650c1df54bffc4e16473cfb70f1ab8a346eac

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
SignatureVCw/B60AyKD9PKH48ZVCMEJZpvrRYVasPo3HS16eWjM32GGCMSJ4ti69Ethx1pjE3otWobzA58JivRBqQbv+Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:32.160741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043110
observed 08b734dae3085ebccdf1cbce7a1648cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:32.142885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043110/manifest.json
observed f6517d250a8e1507bba2a841b2a650c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:32.123871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043110/publication.md
observed e2364c0b2660d53d13e53741e0069567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:32.103505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043110/publication.txt
observed 676f654dabfe9352cf74de903f569a91...
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.