OpenTechnical

OT-2026-000035890

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035890) never changes.

Identity and time

Publication numberOT-2026-000035890 · never reused
Internal UUID01a0ae76-b4c9-735b-95e3-c359f409ecf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035890
StatusPUBLIC

Content hashes

Canonical textea649e009ff290693796bdb739e4eaf055e0a9c9b675cb889ddc3568bd211832
Markdown77a4da2ede9fb92d6259571b39287c2520119f6abee27856c43d9b2be3d1904b
PDF
Publication pageb3a758b027aedea129f5f6486a1ddcce83bb98bbb112b7970683b66941373e64
Manifestf76e4b90226c2f914d1832da4e92263262738f1c77cd06f8b9d66ff16f8560aa

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
SignatureXTd4xAOf4RjjKro53FfC+GPqFkANgT/GAE1+GyoXzBwSwveH5L/R3s36qTu/hfk7ODPHNEDgkshQY/TjP2oMDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:38.224420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035890
observed b3a758b027aedea129f5f6486a1ddcce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:38.206702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035890/manifest.json
observed f76e4b90226c2f914d1832da4e922632...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:38.187042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035890/publication.md
observed 77a4da2ede9fb92d6259571b39287c25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:38.168453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035890/publication.txt
observed ea649e009ff290693796bdb739e4eaf0...
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.