OpenTechnical

OT-2026-000062890

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000062890) never changes.

Identity and time

Publication numberOT-2026-000062890 · never reused
Internal UUID01a0ae8c-94a8-7338-9b64-170769db6e27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062890
StatusPUBLIC

Content hashes

Canonical text26554145d4d2df9529eec13711a9ec45ff56476fa91638ede1cde999d129b82f
Markdownfd3897de1ac2995dfdaeb148c66ba86d132f17065687203b308114e15043531e
PDF
Publication page3f05915fba5ad589622d0f51d95736c9e84d0bfddf86feb480856e4ab72a8eeb
Manifestafaac73b4f1b2f5146bb9cc26e9908f486644ddeee90d5ec2e04fe491a77677a

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
Signature51PKITTozkhBDxsHtjDMo4ITD5lyTd7BlfG/poJ17QEmtZ5aAxzyviJ/6hExGwCVUZ2GM5UvtzKQMnrjhOxQAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:15.368284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062890
observed 3f05915fba5ad589622d0f51d95736c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.351776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062890/manifest.json
observed afaac73b4f1b2f5146bb9cc26e9908f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.293968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062890/publication.md
observed fd3897de1ac2995dfdaeb148c66ba86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.236159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062890/publication.txt
observed 26554145d4d2df9529eec13711a9ec45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.782778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062890
observed 3f05915fba5ad589622d0f51d95736c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.764181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062890/manifest.json
observed afaac73b4f1b2f5146bb9cc26e9908f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.746731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062890/publication.md
observed fd3897de1ac2995dfdaeb148c66ba86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:35.699188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062890/publication.txt
observed 26554145d4d2df9529eec13711a9ec45...
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.