OpenTechnical

OT-2026-000084899

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, sustained blow-off 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-2026-000084899) never changes.

Identity and time

Publication numberOT-2026-000084899 · never reused
Internal UUID01a0ae99-43b4-7735-98ab-8a53369013ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084899
StatusPUBLIC

Content hashes

Canonical text42789e050c3e36f97e1658698ee898fa1265321648d14d827889f29794ccacbc
Markdown952f267ed9494c0115e0ae4e2090f15c69990894bc58d43040e40b3e0d4b33b3
PDF
Publication pageec4444132c883e830d52d99903db708e98cd6510f239455bea14bcf7f1c5f219
Manifest86504b1b6647d1b96a83f407be6837c12ef5c201a3f2bb29e2d8b7892daf59ce

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
SignatureQADA4eCgEb1J1RQqEB7Ox4k6EY6wIsKCj5eo15OE09+k/ni3nnnjQxP2GTknITz60iVXHQJJVSIXrlUtYGjrDw==
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

2026-09-17T09:54:52.613954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084899
observed ec4444132c883e830d52d99903db708e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:52.595570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084899/manifest.json
observed 86504b1b6647d1b96a83f407be6837c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:52.577387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084899/publication.md
observed 952f267ed9494c0115e0ae4e2090f15c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:52.559499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084899/publication.txt
observed 42789e050c3e36f97e1658698ee898fa...
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.