OpenTechnical

OT-2026-000077896

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000077896) never changes.

Identity and time

Publication numberOT-2026-000077896 · never reused
Internal UUID01a0ae95-2ed1-7b71-8f3d-554ad1db7f12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077896
StatusPUBLIC

Content hashes

Canonical text64d0b0f2213dc6b16a87cb99ebfa7b056c13386e281ce567ce7ebde0f7fd48b8
Markdown3fa7a49db8cdbfcf4d0667a94a5195cb2dfdca699315e6e345587550c7cb9321
PDF
Publication page02b0fb8851de60d4f65b3efe308e8b7b9431f91b089a1e37676826705f4a770a
Manifeste8542f7cab7ddceb0342c90c53ae6e5bd5f9d2f232c0337ed5fcf6cc555a2764

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
SignaturetMv6PEkJA7SMwqlbyLM7eGoQePmz3qfv9uyDexifjKpLlPvoaFSZ7Kxt3U08lc9V2BUsxdBKR+PUDS7IXJmUDQ==
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

2026-09-17T10:06:58.689188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077896
observed 02b0fb8851de60d4f65b3efe308e8b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.671952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077896/manifest.json
observed e8542f7cab7ddceb0342c90c53ae6e5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.653883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077896/publication.md
observed 3fa7a49db8cdbfcf4d0667a94a5195cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:58.637858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077896/publication.txt
observed 64d0b0f2213dc6b16a87cb99ebfa7b05...
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.