OpenTechnical

OT-2026-000086806

Publication integrity record

Foam pad vacuum gripper, two zone face, four 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-2026-000086806) never changes.

Identity and time

Publication numberOT-2026-000086806 · never reused
Internal UUID01a0ae9a-80a4-7e48-b1e3-ce427ea6150c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086806
StatusPUBLIC

Content hashes

Canonical textc909b3d7e1f30c48fb7f6a56869e9f34618c81b6ad9f5d246ae465f1f6b810d1
Markdown7ce8bdb6ef693789ffee53224e99e126e9679652c92b35bf4ff942f05d4dc737
PDF
Publication page900b63c5305c384ba1db9ae9e53481dc7ce8120d62716a79c4e65677f0bfa52d
Manifestf273377cdde878cb8fa0fbb70d361e0d3c953643b0e12bb0180ddc870c398a7e

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
Signature4396OR2co3oFq3GbV8KqDmpoVubGiIurPORQfzzYnffA8pPDDwPCuqfhtdQa+jkI3c+uQjxjEXpwGHyJeuk8CA==
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

2026-09-17T09:51:37.376031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086806
observed 900b63c5305c384ba1db9ae9e53481dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.357041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086806/manifest.json
observed f273377cdde878cb8fa0fbb70d361e0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.338532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086806/publication.md
observed 7ce8bdb6ef693789ffee53224e99e126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:37.320513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086806/publication.txt
observed c909b3d7e1f30c48fb7f6a56869e9f34...
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.