OpenTechnical

OT-2026-000008986

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000008986) never changes.

Identity and time

Publication numberOT-2026-000008986 · never reused
Internal UUID01a0ae6b-31b8-7e7b-81f7-ab6dbce9a592 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008986
StatusPUBLIC

Content hashes

Canonical texteb689d95e20f36f5d50f1159566b46e9e0a1b95073e08a69c287d8f0ca9859aa
Markdownfd59651b9f396c1dad5a938d22ebece6c68a6b2d628da41aed3e1db83ea6ee3c
PDF
Publication page36a33d26acc7c8d2dbb63cfb37abcf12f13033d9f77c7ea681d94ade7c322b9c
Manifest2696f7718ce91098fcfcf34e19fb74d80655b592a163ec48a0db46497bdb53a6

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
Signaturej1RC4/F6GDUuYTSYOzGHwWyS87qSFCMVDgU0Bd7l3jrgOKFTO6SkDQeEVVys1toEjxFF4iaXo0Edsk6lXtbQAA==
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

2026-09-17T12:17:36.725817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008986
observed 36a33d26acc7c8d2dbb63cfb37abcf12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.702915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008986/manifest.json
observed 2696f7718ce91098fcfcf34e19fb74d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.682360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008986/publication.md
observed fd59651b9f396c1dad5a938d22ebece6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:36.663417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008986/publication.txt
observed eb689d95e20f36f5d50f1159566b46e9...
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.