OpenTechnical

OT-2026-000037898

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000037898) never changes.

Identity and time

Publication numberOT-2026-000037898 · never reused
Internal UUID01a0ae77-f88a-78fc-ae2b-a2f98cf50a0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037898
StatusPUBLIC

Content hashes

Canonical text026fce7af909d33fe0b48b6ce943a18228b1a103e21edc821995445350bec126
Markdown4991665b65cad81a50a945f28b794df9b3d09567bc3399642de4003f5f7a593c
PDF
Publication page4a915c3797600bf65ce04208bb47f4fba68b5a713635c9d9a8afd92ab4ba6c7e
Manifest0746b0e387860f5a1c384d2b2692d55f0dfe9ccf8b71daa85902f405282f9c59

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
Signaturez1DcQ413ivGV0RohVz8W6MTM3auyTIV0Thsfs1NwzJOf0Wk+9+dZO6THFesQn2vNiX6MOowuJv3cd1N0nzt/DQ==
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

2026-09-17T11:23:09.908565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037898
observed 4a915c3797600bf65ce04208bb47f4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.890788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037898/manifest.json
observed 0746b0e387860f5a1c384d2b2692d55f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.874055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037898/publication.md
observed 4991665b65cad81a50a945f28b794df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:09.855430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037898/publication.txt
observed 026fce7af909d33fe0b48b6ce943a182...
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.