OpenTechnical

OT-2026-000086586

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000086586) never changes.

Identity and time

Publication numberOT-2026-000086586 · never reused
Internal UUID01a0ae9a-2c98-706e-94dd-e5e949a26d03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086586
StatusPUBLIC

Content hashes

Canonical text2d603552b3407bad572c7a1793e7c0f81f6b10bb234ecd142f50c21a2e9bf8b2
Markdowncd7ca86c07b9e76c65bcac73f29323631e9c63e1209069ee88da19be6a9525b6
PDF
Publication page07c3b850474f7c2d36687dfe3eaabfeb67d37566220d01e5db1fc99902500f23
Manifest1ea1fbea5a45e89d0c214cc38a14ccf59df18ace59e773729b3a6a5b89776367

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
SignatureGZShFxfgDTEu1/2HaIANr5VDvTANjiFktullMRlGDr/W1TABs3yQA+SIH8uVkt67eRnwM209al5BM8RZZT2GAg==
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

2026-09-17T09:52:25.498069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086586
observed 07c3b850474f7c2d36687dfe3eaabfeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.479781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086586/manifest.json
observed 1ea1fbea5a45e89d0c214cc38a14ccf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.460452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086586/publication.md
observed cd7ca86c07b9e76c65bcac73f2932363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:25.442312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086586/publication.txt
observed 2d603552b3407bad572c7a1793e7c0f8...
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.