OpenTechnical

OT-2026-000101105

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101105) never changes.

Identity and time

Publication numberOT-2026-000101105 · never reused
Internal UUID01a0aea3-c378-72f8-bd3a-1395d0caf86d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101105
StatusPUBLIC

Content hashes

Canonical text476bfaa4c90feb4e2b1b3867ad88cffafa438b08444dc91e4a4f7bf086be3eba
Markdownaa6eb95e0046954b143feb8f14691de9aea4945d90c26d26dd8eb699bc99ceb0
PDF
Publication page9e3da5614c08ab8b0a3d139a984e5f9f1ddfc99c7c07642e7270fa057e22614c
Manifest35ea26c371021532cf21d78119b1fcb4a53b8aa2a508e30a0afbf28c5e597a73

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
SignatureM/EU9+5doEXAZxEz+2tznfEWKweOHkaH+ySvr3/EFmAt8XNktMkw94+V6mHqKyJmbSd4EgU8JH14RaM6TIH7DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:43.837686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101105
observed 9e3da5614c08ab8b0a3d139a984e5f9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:43.821636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101105/manifest.json
observed 35ea26c371021532cf21d78119b1fcb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:43.804005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101105/publication.md
observed aa6eb95e0046954b143feb8f14691de9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:43.786542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101105/publication.txt
observed 476bfaa4c90feb4e2b1b3867ad88cffa...
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.