OpenTechnical

OT-2026-000037168

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000037168) never changes.

Identity and time

Publication numberOT-2026-000037168 · never reused
Internal UUID01a0ae77-7741-7ce6-89c0-db57508a7de9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037168
StatusPUBLIC

Content hashes

Canonical text3b9688b77acd456458af1e2d3e51a15ff5e745358c4ccd87d941094e2460b453
Markdown5c11a9af68c387d59bcf9c4fdc21f1d7e41420b3de0e23d87deea77e5c9294f3
PDF
Publication page071ffbbb4d6c2202d185aaf26606926d8a8facb66d79c72b50c8c8368700e00d
Manifest175ee5103aeeda13a03fc0647d4bee9035bcbc7534fec356ef076800223f0a97

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
SignatureJy5wWkEIzwucnmUTE9JDdkyyFXvh+/VXxaSBbIHCzua/ZVv0TVEYN6Q7Uc4cspQVD3gyyy3f6FKwJYNIegV9Aw==
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

2026-09-17T11:25:03.167526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037168
observed 071ffbbb4d6c2202d185aaf26606926d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:03.151160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037168/manifest.json
observed 175ee5103aeeda13a03fc0647d4bee90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:03.134245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037168/publication.md
observed 5c11a9af68c387d59bcf9c4fdc21f1d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:03.117532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037168/publication.txt
observed 3b9688b77acd456458af1e2d3e51a15f...
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.