OpenTechnical

OT-2026-000008816

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000008816) never changes.

Identity and time

Publication numberOT-2026-000008816 · never reused
Internal UUID01a0ae6a-e46c-7928-929b-3c9e85115959 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008816
StatusPUBLIC

Content hashes

Canonical text1bcfcf88073a9e25fbabbb70be47882baa66bcba2f4ba7bb3ab8b30a97a199d2
Markdownfa79aae7c1415bc1a18fbd7e58b01adab3a6e31e030d2c7dbdf03dbfddf0222a
PDF
Publication pageec15ff871c39a17438fe4b62f14c19726fcbd8e7522ad2f705c05a8c32ef92ac
Manifestff72737c16a710638625cd7bf1268e18239f9f7e018937e412122d68f416beb5

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
SignatureLL5jsO4VW7Gf0hE9uNnq4OHZ9YAcdwN4yZGm/GTSOPJS1WANdtnyum/55ygWcN4il36Ly8rygLOvh56FtQ1oCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:06.552142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008816
observed ec15ff871c39a17438fe4b62f14c1972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.532877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008816/manifest.json
observed ff72737c16a710638625cd7bf1268e18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.512196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008816/publication.md
observed fa79aae7c1415bc1a18fbd7e58b01ada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.493321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008816/publication.txt
observed 1bcfcf88073a9e25fbabbb70be47882b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.572886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008816
observed ec15ff871c39a17438fe4b62f14c1972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.552401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008816/manifest.json
observed ff72737c16a710638625cd7bf1268e18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.534670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008816/publication.md
observed fa79aae7c1415bc1a18fbd7e58b01ada...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.514668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008816/publication.txt
observed 1bcfcf88073a9e25fbabbb70be47882b...
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.